study.com work

.idea/.gitignore

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+# Default ignored files
+/shelf/
+/workspace.xml
+# Environment-dependent path to Maven home directory
+/mavenHomeManager.xml

.idea/codeStyles/Project.xml

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+<component name="ProjectCodeStyleConfiguration">
+  <code_scheme name="Project" version="173">
+    <ScalaCodeStyleSettings>
+      <option name="MULTILINE_STRING_CLOSING_QUOTES_ON_NEW_LINE" value="true" />
+    </ScalaCodeStyleSettings>
+  </code_scheme>
+</component>

.idea/codeStyles/codeStyleConfig.xml

@@ -0,0 +1,5 @@
+<component name="ProjectCodeStyleConfiguration">
+  <state>
+    <option name="PREFERRED_PROJECT_CODE_STYLE" value="Default" />
+  </state>
+</component>

.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_23" default="true" project-jdk-name="openjdk-23" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>

.idea/modules.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/study.com.iml" filepath="$PROJECT_DIR$/study.com.iml" />
+    </modules>
+  </component>
+</project>

.idea/vcs.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings" defaultProject="true" />
+</project>

ComputerScience104/Assignment 3/CS104_Assignment_1

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+Subproject commit b7d4d6d1ee87e7b64afcb6e8136d1ff9443be5fa

ComputerScience104/Assignment2/CS104_Assignment_1

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+Subproject commit 4df044c9c54e2a071cb3870000fdbc104c4c39a4

ComputerScience104/CS104_Assignment_1

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+Subproject commit 0af8e15f447d21859c7da42aa566335191068cc0

ComputerScience109/Main.java

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+/*
+ * in this Java program, the user can calculate the area of a rectangle,
+ *  and the volumes of a cube, cylinder, and sphere.
+ * The user will be prompt to enter the length and width of a rectangle,
+ * and then choose a shape to calculate the volume of (cube, cylinder, or sphere).
+ */
+
+import java.util.InputMismatchException;
+import java.util.Scanner;
+
+class Rectangle {
+    public static double rectangleArea(double length, double width) {
+        return length * width;
+    }
+}
+
+class Cube {
+    public static double cubeVolume(double side) {
+        return Math.pow(side, 3);
+    }
+}
+
+class Cylinder {
+    public static double cylinderVolume(double radius, double height) {
+        return Math.PI * Math.pow(radius, 2) * height;
+    }
+}
+
+class Sphere {
+    public static double sphereVolume(double radius) {
+        return (4.0 / 3.0) * Math.PI * Math.pow(radius, 3);
+    }
+}
+//Main Class
+
+public class Main{
+
+    public static void main(String[] args) {
+        Scanner scanner = new Scanner(System.in);
+
+        try {
+            // User prompt for the length and width
+            System.out.println("Rectangle Area");
+            System.out.print("Please enter length: ");
+            double length = scanner.nextDouble();
+
+            System.out.print("Please enter width: ");
+            double width = scanner.nextDouble();
+
+// making sure that the user put positive numbers otherwise we throw a //warning
+
+            if (length <= 0 || width <= 0) {
+                System.out.println("WARNING!: Length and width must be positive numbers.");
+            } else {
+                double area = Rectangle.rectangleArea(length, width);
+                System.out.println("Rectangle Area: " + area);
+            }
+
+            // Choose shape for volume calculation
+
+            System.out.println("");
+            System.out.println("Volume Calculation");
+            System.out.println("Choose a shape to calculate volume:");
+            System.out.println("1. Cube");
+            System.out.println("2. Cylinder ");
+            System.out.println("3. Sphere ");
+            System.out.print("Enter your choice (1-3): ");
+            int userChoice = scanner.nextInt();
+
+
+
+            switch (userChoice) {
+                case 1:
+                    System.out.print("Enter side length of cube: ");
+                    double side = scanner.nextDouble();
+                    if (side <= 0) {
+                        System.out.println("Error: Side must be a positive number.");
+                    } else {
+                        double cubeVolume = Cube.cubeVolume(side);
+                        System.out.println("Cube Volume: " + cubeVolume);
+                    }
+                    break;
+                case 2:
+                    System.out.print("Enter radius of cylinder: ");
+                    double cylinderRadius = scanner.nextDouble();
+                    System.out.print("Enter height of cylinder: ");
+                    double cylinderHeight = scanner.nextDouble();
+                    if (cylinderRadius <= 0 || cylinderHeight <= 0) {
+                        System.out.println("Error: Radius and height must be positive numbers.");
+                    } else {
+                        double cylinderVolume = Cylinder.cylinderVolume(cylinderRadius, cylinderHeight);
+                        System.out.println("Cylinder Volume: " + cylinderVolume);
+                    }
+                    break;
+                case 3:
+                    System.out.print("Enter radius of sphere: ");
+                    double sphereRadius = scanner.nextDouble();
+                    if (sphereRadius <= 0) {
+                        System.out.println("Error: Radius must be a positive number.");
+                    } else {
+                        double sphereVolume = Sphere.sphereVolume(sphereRadius);
+                        System.out.println("Sphere Volume: " + sphereVolume);
+                    }
+                    break;
+                default:
+                    System.out.println("Invalid choice.");
+            }
+
+        } catch (InputMismatchException e) {
+            System.out.println("Input error: Please enter valid numeric values.");
+        } finally {
+            scanner.close();
+        }
+    }
+}
+
+//Please copy and paste this code to an IDE and run
+

ComputerScience109/PerfectNumbers.java

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+import java.util.Scanner;
+/*
+ * The program below is a java script that helps find the perfect numbers using
+ * Nested Loops.
+ * A perfect numbersber is a positive integer that equals the sum of its
+ * proper positive divisors (excluding the number itself)
+ * */
+
+public class PerfectNumbers {
+
+  public static void main(String[] args) {
+    // Part 1: Find perfect numbers between 1 and 200
+    System.out.println("Perfect Numbers between 1 and 200:");
+    // findAndPrintPerfectNumber(200);
+
+    // Add a separator line in the output.
+    System.out.println("\n----------------------------------------\n");
+
+    // Part 2: User input range (up to maximum of 1000)
+    Scanner scanner = new Scanner(System.in);
+
+    int upperBound;
+    do {
+      System.out.print("Enter an upper bound between 1 and 1000 for checking perfect numbers: ");
+      while (!scanner.hasNextInt()) { // Validate integer input.
+        System.out.println("That's not a valid number. Please enter an integer.");
+        scanner.next(); // discard invalid input
+        System.out.print("Enter an upper bound between 1 and 1000: ");
+      }
+      upperBound = scanner.nextInt();
+
+      if (upperBound < 1 || upperBound > 9000) {
+        System.out.println("Please enter a number between 1 and 1000.");
+      } else {
+        break;
+      }
+    } while (true);
+
+    // Now check for perfect numbers in the user-specified range.
+    System.out.println("\nPerfect Numbers between 1 and " + upperBound + ":");
+    // findAndPrintPerfectNumber(upperBound);
+
+    scanner.close();
+  }
+
+  /**
+   * This method finds and prints all perfect numbers up to a given limit
+   * (inclusive).
+   */
+  public static void perfectNums() {
+    // Let's get the perfect numbers in the a range of positive integers ( 1 to 200)
+    // OUTER LOOP
+    for (int i = 1; i <= 200; i++) {
+      int total = 0;
+      // INNER LOOP
+      for (int j = 1; j <= i / 2; j++) {
+        total += j;
+      }
+
+      if (total == i) {
+        System.out.println(i + " is a perfect number");
+      }
+    }
+  }
+  // public static void findAndPrintPerfectNumber(int limit) {
+  // for (int i = 1; i <= limit; i++) { // Loop through each number
+  // int sumOfDivisors = 0;
+  //
+  // // Find proper divisors using nested loops.
+  // // Note: Instead of a nested loop, we can iterate up to half of the number,
+  // // but since you requested a nested loop approach, here's how it might look:
+  // for (int j = 1; j <= i / 2; j++) { // Only need to check up to i/2
+  // if (i % j == 0) {
+  // sumOfDivisors += j;
+  // }
+  // }
+  //
+  // // Check if the number is perfect.
+  // if (sumOfDivisors == i && i != 1) { // Exclude 1 as it's not considered a
+  // perfect number
+  // System.out.println(i);
+  // }
+  // }
+  // }
+}

ComputerScience115/GradeCalculatorProject.java

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+
+/**
+ * CS115
+ */
+import java.util.Scanner;
+
+public class GradeCalculatorProject {
+
+  /* Print specifications – method separate from main */
+  public static void main(String[] args) {
+
+    final int MAX_GRADES = 10; // the max arrau length
+    final int QUIT = 999; // to quit
+    int[] grades = new int[MAX_GRADES]; // array of grades
+    int count = 0; // how many grades the user entered
+    int total = 0; // calculate the total of grades
+
+    printSpecifications(); // specifications
+    Scanner sc = new Scanner(System.in);
+
+    /* Main input loop – stop either on 999 or after 10 grades */
+    System.out.print("Enter quiz grade (or 999 to finish): ");
+    while (count < MAX_GRADES) {
+      int grade = sc.nextInt();
+
+      /* Stop if user typed 999 */
+      if (grade == QUIT) {
+        System.out.println("...Quitting…");
+        break;
+      }
+
+      if (grade < 0 || grade > 100) {
+        System.out.println("Invalid grade – must be 0‑100.  Try again.");
+        continue; // don't count this iteration
+      }
+
+      grades[count] = grade; // store the grade
+      total += grade; // addition while looping
+      count++; // increment number of grades as long as they dont exceed 10.
+
+      System.out.print("Enter next quiz grade (or 999 to finish): ");
+    }
+
+    sc.close();
+
+    /* Print all grades entered */
+    System.out.println("\n=== All Grades Entered ===");
+    for (int i = 0; i < count; i++) {
+      System.out.println("Grade #" + (i + 1) + " : " + grades[i]);
+      System.out.println("");
+    }
+
+    /* Compute average */
+    double average = 0.0;
+    if (count > 0) {
+      average = (double) total / count; // we cast the total since the total is an int
+    }
+    System.out.printf("\nAverage of %d grades is: %.2f%n", count, average);
+    char letterGrade = determineLetterGrade(average);
+    System.out.println("Letter grade: " + letterGrade);
+    System.out.println("=====  End  =====");
+  }
+
+  private static void printSpecifications() {
+    System.out.println("\n===== Quiz Grade Calculator =====");
+    System.out.println("This program will take 10 quiz grades from 0‑100,");
+    System.out.println("Once all the ten inputs are entered, your grades will be printed,");
+    System.out.println("and the program will compute your  average score and letter grade.");
+    System.out.println("If you wish to QUIT the program please type 999.\n");
+    System.out.println("");
+  }
+
+  private static char determineLetterGrade(double average) {
+    // pretty self exlainatory:qw!
+    if (average >= 90)
+      return 'A';
+    if (average >= 80)
+      return 'B';
+    if (average >= 70)
+      return 'C';
+    if (average >= 60)
+      return 'D';
+    return 'F';
+  }
+}

ComputerScience201/.idea/.gitignore

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+# Default ignored files
+/shelf/
+/workspace.xml

ComputerScience201/.idea/codeStyles/Project.xml

@@ -0,0 +1,7 @@
+<component name="ProjectCodeStyleConfiguration">
+  <code_scheme name="Project" version="173">
+    <ScalaCodeStyleSettings>
+      <option name="MULTILINE_STRING_CLOSING_QUOTES_ON_NEW_LINE" value="true" />
+    </ScalaCodeStyleSettings>
+  </code_scheme>
+</component>

ComputerScience201/.idea/codeStyles/codeStyleConfig.xml

@@ -0,0 +1,5 @@
+<component name="ProjectCodeStyleConfiguration">
+  <state>
+    <option name="PREFERRED_PROJECT_CODE_STYLE" value="Default" />
+  </state>
+</component>

ComputerScience201/.idea/misc.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_23" default="true" project-jdk-name="openjdk-23" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>

ComputerScience201/.idea/modules.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/ComputerScience201.iml" filepath="$PROJECT_DIR$/ComputerScience201.iml" />
+    </modules>
+  </component>
+</project>

ComputerScience201/.idea/vcs.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings" defaultProject="true" />
+</project>

ComputerScience201/BinarySearchTreeApp.java

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+import java.util.Scanner;
+
+// Node class representing each element in the Binary Search Tree (BST)
+class Node {
+    int value;
+    Node left, right;
+
+    // Constructor to initialize a node with a given value
+    public Node(int item) {
+        value = item;
+        left = right = null;
+    }
+}
+
+// BinarySearchTree class that implements the BST operations
+class BinarySearchTree {
+    Node root;
+
+    // Method to create a balanced BST from a sorted array
+    public void createBalancedBST(int[] sortedValues) {
+        root = buildBalancedBST(sortedValues, 0, sortedValues.length - 1);
+    }
+
+    // Helper method to recursively build a balanced BST
+    private Node buildBalancedBST(int[] arr, int start, int end) {
+        if (start > end)
+            return null;
+
+        int mid = (start + end) / 2; // Find the middle index
+        Node node = new Node(arr[mid]); // Create a new node with the middle value
+
+        // Recursively build left and right subtrees
+        node.left = buildBalancedBST(arr, start, mid - 1);
+        node.right = buildBalancedBST(arr, mid + 1, end);
+
+        return node;
+    }
+
+    // Method to insert a new value into the BST
+    public void insert(int value) {
+        root = insertNode(root, value);
+    }
+
+    // Helper method to recursively insert a new value
+    private Node insertNode(Node root, int value) {
+        if (root == null)
+            return new Node(value);
+
+        if (value < root.value)
+            root.left = insertNode(root.left, value);
+        else if (value > root.value)
+            root.right = insertNode(root.right, value);
+
+        return root;
+    }
+
+    // Method to delete a value from the BST
+    public void delete(int value) {
+        root = deleteNode(root, value);
+    }
+
+    // Helper method to recursively delete a value
+    private Node deleteNode(Node root, int value) {
+        if (root == null)
+            return null;
+
+        if (value < root.value)
+            root.left = deleteNode(root.left, value);
+        else if (value > root.value)
+            root.right = deleteNode(root.right, value);
+        else {
+            // If the node to delete has no children or one child
+            if (root.left == null)
+                return root.right;
+            else if (root.right == null)
+                return root.left;
+
+            // If the node has two children, replace with the minimum value in the right subtree
+            root.value = minValue(root.right);
+            root.right = deleteNode(root.right, root.value);
+        }
+
+        return root;
+    }
+
+    private int minValue(Node root) {
+        int min = root.value;
+        while (root.left != null) {
+            min = root.left.value;
+            root = root.left;
+        }
+        return min;
+    }
+
+    // Method to print the BST in InOrder traversal (Left -> Root -> Right)
+    public void printInOrder() {
+        System.out.print("InOrder: ");
+        inOrder(root);
+        System.out.println();
+    }
+
+    // Method to print the BST in PreOrder traversal (Root -> Left -> Right)
+    public void printPreOrder() {
+        System.out.print("PreOrder: ");
+        preOrder(root);
+        System.out.println();
+    }
+
+    // Method to print the BST in PostOrder traversal (Left -> Right -> Root)
+    public void printPostOrder() {
+        System.out.print("PostOrder: ");
+        postOrder(root);
+        System.out.println();
+    }
+
+    // Helper method for InOrder traversal
+    private void inOrder(Node root) {
+        if (root != null) {
+            inOrder(root.left);
+            System.out.print(root.value + " ");
+            inOrder(root.right);
+        }
+    }
+
+    // Helper method for PreOrder traversal
+    private void preOrder(Node root) {
+        if (root != null) {
+            System.out.print(root.value + " ");
+            preOrder(root.left);
+            preOrder(root.right);
+        }
+    }
+
+    // Helper method for PostOrder traversal
+    private void postOrder(Node root) {
+        if (root != null) {
+            postOrder(root.left);
+            postOrder(root.right);
+            System.out.print(root.value + " ");
+        }
+    }
+}
+
+// Main application class to run the BST program
+public class BinarySearchTreeApp {
+    public static void main(String[] args) {
+        Scanner scanner = new Scanner(System.in);
+        BinarySearchTree bst = new BinarySearchTree();
+
+        while (true) {
+            System.out.println("\n--- Binary Search Tree Menu ---");
+            System.out.println("1. Create a binary search tree");
+            System.out.println("2. Add a node");
+            System.out.println("3. Delete a node");
+            System.out.println("4. Print nodes by InOrder");
+            System.out.println("5. Print nodes by PreOrder");
+            System.out.println("6. Print nodes by PostOrder");
+            System.out.println("7. Exit program");
+            System.out.print("Enter your choice: ");
+
+            int choice = -1;
+            try {
+                choice = Integer.parseInt(scanner.nextLine());
+            } catch (Exception ignored) {
+            }
+
+            switch (choice) {
+                case 1:
+                    // Create a balanced BST from a sorted array
+                    int[] data = {1, 2, 3, 4, 5, 6, 7};
+                    bst.createBalancedBST(data);
+                    System.out.println("Binary search tree created.");
+                    break;
+
+                case 2:
+                    // Insert a new node into the BST
+                    System.out.print("Enter value to insert: ");
+                    int valueToInsert = Integer.parseInt(scanner.nextLine());
+                    bst.insert(valueToInsert);
+                    System.out.println("Node inserted.");
+                    break;
+
+                case 3:
+                    // Delete a node from the BST
+                    System.out.print("Enter value to delete: ");
+                    int valueToDelete = Integer.parseInt(scanner.nextLine());
+                    bst.delete(valueToDelete);
+                    System.out.println("Node deleted (if it existed).");
+                    break;
+
+                case 4:
+                    // Print the BST in InOrder traversal
+                    bst.printInOrder();
+                    break;
+
+                case 5:
+                    // Print the BST in PreOrder traversal
+                    bst.printPreOrder();
+                    break;
+
+                case 6:
+                    // Print the BST in PostOrder traversal
+                    bst.printPostOrder();
+                    break;
+
+                case 7:
+                    // Exit the program
+                    System.out.println("Exiting program.");
+                    scanner.close();
+                    return;
+
+                default:
+                    System.out.println("Invalid choice. Please try again.");
+            }
+        }
+    }
+}

ComputerScience201/ComputerScience201.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

ComputerScience201/TheStates.java

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+import java.util.*;
+
+public class TheStates {
+  // Let's first create a list of all states.
+    private static final String[] STATES = {
+        "Alabama", "Alaska", "Arizona", "Arkansas", "California", "Colorado", "Connecticut",
+        "Delaware", "Florida", "Georgia", "Hawaii", "Idaho", "Illinois", "Indiana", "Iowa",
+        "Kansas", "Kentucky", "Louisiana", "Maine", "Maryland", "Massachusetts", "Michigan",
+        "Minnesota", "Mississippi", "Missouri", "Montana", "Nebraska", "Nevada", "New Hampshire",
+        "New Jersey", "New Mexico", "New York", "North Carolina", "North Dakota", "Ohio",
+        "Oklahoma", "Oregon", "Pennsylvania", "Rhode Island", "South Carolina", "South Dakota",
+        "Tennessee", "Texas", "Utah", "Vermont", "Virginia", "Washington", "West Virginia",
+        "Wisconsin", "Wyoming"
+    };
+
+
+    public static void main(String[] args) {
+        Scanner scanner = new Scanner(System.in);
+        int choice;
+
+        while (true) {
+            System.out.println("");
+            System.out.println("Menu:");
+            System.out.println("1 - Display the text");
+            System.out.println("2 - Search");
+            System.out.println("3 - Exit program");
+            System.out.print("Enter your choice: ");
+            choice = scanner.nextInt();
+            scanner.nextLine(); // consume newline
+
+            switch (choice) {
+                case 1:
+                    System.out.println("\nText containing all states:\n");
+                    System.out.println(STATESLIST);
+                    break;
+
+                case 2:
+                    System.out.print("\nEnter a pattern to search: ");
+                    String pattern = scanner.nextLine();
+                    List<Integer> results = boyerBadCharSearch(STATESLIST, pattern);
+                    if (results.isEmpty()) {
+                        System.out.println("Pattern not found.");
+                    } else {
+                        System.out.println("Pattern found at indices: " + results);
+                    }
+                    break;
+
+                case 3:
+                    System.out.println("Exiting program.");
+                    scanner.close();
+                    return;
+
+                default:
+                    System.out.println("Invalid option. Try again.");
+            }
+        }
+    }
+
+    // Create a single string containing all state names separated by a dash
+    private static final String STATESLIST = String.join(" - ", STATES);
+
+    // Boyer-Moyer bad character search
+    public static List<Integer> boyerBadCharSearch(String text, String pattern) {
+
+        List<Integer> result = new ArrayList<>();
+        int[] badChar = buildBadCharTable(pattern);
+        int m = pattern.length();
+        int n = text.length();
+        int shift = 0;
+
+        while (shift <= (n - m)) {
+            int j = m - 1;
+
+            // Move from right to left of the pattern
+            while (j >= 0 && pattern.charAt(j) == text.charAt(shift + j))
+                j--;
+
+            if (j < 0) {
+                result.add(shift);
+                if (shift + m < text.length()) {
+                    shift += m - badChar[text.charAt(shift + m)];
+                } else {
+                    shift += 1;
+                }
+            } else {
+                shift += Math.max(1, j - badChar[text.charAt(shift + j)]);
+            }
+        }
+
+        return result;
+    }
+
+    // Build bad character table
+    public static int[] buildBadCharTable(String pattern) {
+        final int SIZE = 256;
+        int[] table = new int[SIZE];
+        Arrays.fill(table, -1);
+
+        for (int i = 0; i < pattern.length(); i++) {
+            table[pattern.charAt(i)] = i;
+        }
+
+        return table;
+    }
+}

ComputerScience201/out/production/ComputerScience201/.idea/.gitignore

@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml

ComputerScience201/out/production/ComputerScience201/.idea/codeStyles/Project.xml

@@ -0,0 +1,7 @@
+<component name="ProjectCodeStyleConfiguration">
+  <code_scheme name="Project" version="173">
+    <ScalaCodeStyleSettings>
+      <option name="MULTILINE_STRING_CLOSING_QUOTES_ON_NEW_LINE" value="true" />
+    </ScalaCodeStyleSettings>
+  </code_scheme>
+</component>

ComputerScience201/out/production/ComputerScience201/.idea/codeStyles/codeStyleConfig.xml

@@ -0,0 +1,5 @@
+<component name="ProjectCodeStyleConfiguration">
+  <state>
+    <option name="PREFERRED_PROJECT_CODE_STYLE" value="Default" />
+  </state>
+</component>

ComputerScience201/out/production/ComputerScience201/.idea/misc.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_23" default="true" project-jdk-name="openjdk-23" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>

ComputerScience201/out/production/ComputerScience201/.idea/modules.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/ComputerScience201.iml" filepath="$PROJECT_DIR$/ComputerScience201.iml" />
+    </modules>
+  </component>
+</project>

ComputerScience201/out/production/ComputerScience201/.idea/vcs.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings" defaultProject="true" />
+</project>

ComputerScience201/out/production/ComputerScience201/ComputerScience201.iml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

ComputerScience307/ClassDiagnram.xml

@@ -0,0 +1,160 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<mxfile host="app.diagrams.net" modified="2023-06-13T06:46:42.677Z" agent="Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36" etag="2dm6wh7Nnmh6Q2141RGR" version="21.3.8">
+  <diagram name="Page-1" id="Pp5D8NyYfTdBCvUGVL6m">
+    <mxGraphModel dx="655" dy="849" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="850" pageHeight="1100" math="0" shadow="0">
+      <root>
+        <mxCell id="0" />
+        <mxCell id="1" parent="0" />
+        <mxCell id="uLgKkJphqwm_8STbQmNH-7" value="Thermostat" style="swimlane;fontStyle=1;align=center;verticalAlign=top;childLayout=stackLayout;horizontal=1;startSize=26;horizontalStack=0;resizeParent=1;resizeParentMax=0;resizeLast=0;collapsible=1;marginBottom=0;whiteSpace=wrap;html=1;" vertex="1" parent="1">
+          <mxGeometry x="60" y="80" width="240" height="424" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-11" value="currentTemperature: float" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="26" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-8" value="&lt;div&gt;desiredTemperature: float&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="52" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-13" value="heatingSystem: HeatingSystem" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="78" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-12" value="&lt;div&gt;coolingSystem: CoolingSystem&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="104" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-14" value="&lt;div&gt;fan: Fan&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="130" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-46" value="&lt;div&gt;&lt;div&gt;temperatureSensor: Sensor&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="156" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-9" value="" style="line;strokeWidth=1;fillColor=none;align=left;verticalAlign=middle;spacingTop=-1;spacingLeft=3;spacingRight=3;rotatable=0;labelPosition=right;points=[];portConstraint=eastwest;strokeColor=inherit;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="182" width="240" height="8" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-10" value="&lt;div&gt;setDesiredTemperature(temp: float): void&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="190" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-15" value="&lt;div&gt;&lt;div&gt;getCurrentTemperature(): float&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="216" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-16" value="&lt;div&gt;&lt;div&gt;startHeating(): void&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="242" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-17" value="&lt;div&gt;&lt;div&gt;stopHeating(): void&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="268" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-18" value="&lt;div&gt;&lt;div&gt;startCooling(): void&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="294" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-19" value="&lt;div&gt;&lt;div&gt;&lt;div&gt;stopCooling(): void&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="320" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-20" value="&lt;div&gt;&lt;div&gt;&lt;div&gt;startFan(speed: int): void&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="346" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-21" value="&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;stopFan(): void&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="372" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-47" value="&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;getTemperatureSensorValue(): float&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-7">
+          <mxGeometry y="398" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-26" value="HeatingSystem" style="swimlane;fontStyle=1;align=center;verticalAlign=top;childLayout=stackLayout;horizontal=1;startSize=26;horizontalStack=0;resizeParent=1;resizeParentMax=0;resizeLast=0;collapsible=1;marginBottom=0;whiteSpace=wrap;html=1;fillColor=#ffe6cc;strokeColor=#d79b00;" vertex="1" parent="1">
+          <mxGeometry x="360" y="80" width="240" height="112" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-27" value="&lt;div&gt;heatingStatus: boolean&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-26">
+          <mxGeometry y="26" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-32" value="" style="line;strokeWidth=1;fillColor=none;align=left;verticalAlign=middle;spacingTop=-1;spacingLeft=3;spacingRight=3;rotatable=0;labelPosition=right;points=[];portConstraint=eastwest;strokeColor=inherit;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-26">
+          <mxGeometry y="52" width="240" height="8" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-33" value="&lt;div&gt;&lt;div&gt;startHeating(): void&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-26">
+          <mxGeometry y="60" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-34" value="&lt;div&gt;&lt;div&gt;&lt;div&gt;stopHeating(): void&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-26">
+          <mxGeometry y="86" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-41" value="CoolingSystem" style="swimlane;fontStyle=1;align=center;verticalAlign=top;childLayout=stackLayout;horizontal=1;startSize=26;horizontalStack=0;resizeParent=1;resizeParentMax=0;resizeLast=0;collapsible=1;marginBottom=0;whiteSpace=wrap;html=1;fillColor=#dae8fc;strokeColor=#6c8ebf;" vertex="1" parent="1">
+          <mxGeometry x="360" y="290" width="240" height="112" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-42" value="&lt;div&gt;&lt;div&gt;coolingStatus: boolean&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-41">
+          <mxGeometry y="26" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-43" value="" style="line;strokeWidth=1;fillColor=none;align=left;verticalAlign=middle;spacingTop=-1;spacingLeft=3;spacingRight=3;rotatable=0;labelPosition=right;points=[];portConstraint=eastwest;strokeColor=inherit;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-41">
+          <mxGeometry y="52" width="240" height="8" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-44" value="&lt;div&gt;&lt;div&gt;&lt;div&gt;startCooling(): void&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-41">
+          <mxGeometry y="60" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-45" value="&lt;div&gt;&lt;div&gt;&lt;div&gt;&lt;div&gt;stopCooling(): void&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-41">
+          <mxGeometry y="86" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-48" value="Sensor" style="swimlane;fontStyle=1;align=center;verticalAlign=top;childLayout=stackLayout;horizontal=1;startSize=26;horizontalStack=0;resizeParent=1;resizeParentMax=0;resizeLast=0;collapsible=1;marginBottom=0;whiteSpace=wrap;html=1;fillColor=#f5f5f5;fontColor=#333333;strokeColor=#666666;" vertex="1" parent="1">
+          <mxGeometry x="60" y="550" width="240" height="86" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-49" value="&lt;div&gt;&lt;div&gt;sensorValue: float&lt;br&gt;&lt;/div&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-48">
+          <mxGeometry y="26" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-50" value="" style="line;strokeWidth=1;fillColor=none;align=left;verticalAlign=middle;spacingTop=-1;spacingLeft=3;spacingRight=3;rotatable=0;labelPosition=right;points=[];portConstraint=eastwest;strokeColor=inherit;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-48">
+          <mxGeometry y="52" width="240" height="8" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-51" value="&lt;div&gt;&lt;div&gt;&lt;div&gt;getSensorValue(): float&lt;br&gt;&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-48">
+          <mxGeometry y="60" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-54" value="Fan" style="swimlane;fontStyle=1;align=center;verticalAlign=top;childLayout=stackLayout;horizontal=1;startSize=26;horizontalStack=0;resizeParent=1;resizeParentMax=0;resizeLast=0;collapsible=1;marginBottom=0;whiteSpace=wrap;html=1;fillColor=#d5e8d4;strokeColor=#82b366;" vertex="1" parent="1">
+          <mxGeometry x="360" y="498" width="240" height="138" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-55" value="&lt;div&gt;&lt;div&gt;fanStatus: boolean&lt;br&gt;&lt;/div&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-54">
+          <mxGeometry y="26" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-59" value="&lt;div&gt;&lt;div&gt;&lt;div&gt;fanSpeed: int&lt;/div&gt;&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;" style="text;strokeColor=none;fillColor=none;align=left;verticalAlign=top;spacingLeft=4;spacingRight=4;overflow=hidden;rotatable=0;points=[[0,0.5],[1,0.5]];portConstraint=eastwest;whiteSpace=wrap;html=1;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-54">
+          <mxGeometry y="52" width="240" height="26" as="geometry" />
+        </mxCell>
+        <mxCell id="uLgKkJphqwm_8STbQmNH-56" value="" style="line;strokeWidth=1;fillColor=none;align=left;verticalAlign=middle;spacingTop=-1;spacingLeft=3;spacingRight=3;rotatable=0;labelPosition=right;points=[];portConstraint=eastwest;strokeColor=inherit;" vertex="1" parent="uLgKkJphqwm_8STbQmNH-54">
+          <mxGeometry y="78" width="240" height="8" as="geometry" />
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ComputerScience307/DeploymentUML.xml

@@ -0,0 +1,260 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<mxfile host="app.diagrams.net" modified="2025-09-17T01:00:00.000Z" agent="diagrams.net" etag="detailed_deployment_v1" version="21.3.8">
+  <diagram name="Page-1" id="detailed-thermostat-deployment">
+    <mxGraphModel dx="1400" dy="1000" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="1600" pageHeight="1200" math="0" shadow="0">
+      <root>
+        <mxCell id="0" />
+        <mxCell id="1" parent="0" />
+
+        <!-- Title -->
+        <mxCell id="2" value="Smart Thermostat System - Detailed Deployment Diagram" style="text;html=1;align=center;verticalAlign=middle;whiteSpace=wrap;rounded=0;fontFamily=Arial;fontSize=18;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="500" y="30" width="600" height="30" as="geometry" />
+        </mxCell>
+
+        <!-- Mobile Device Node -->
+        <mxCell id="3" value="&lt;&lt;device&gt;&gt;&lt;br&gt;Mobile Device" style="html=1;whiteSpace=wrap;strokeWidth=3;fillColor=#4285f4;strokeColor=#ffffff;fontFamily=Arial;fontSize=14;fontColor=white;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="80" y="120" width="300" height="400" as="geometry" />
+        </mxCell>
+
+        <!-- Mobile App Component -->
+        <mxCell id="4" value="&lt;&lt;artifact&gt;&gt;&lt;br&gt;Smart Thermostat&lt;br&gt;Mobile App" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#ffffff;strokeColor=#333333;fontFamily=Arial;fontSize=11;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="110" y="180" width="240" height="80" as="geometry" />
+        </mxCell>
+
+        <!-- Mobile Database -->
+        <mxCell id="5" value="&lt;&lt;database&gt;&gt;&lt;br&gt;Local Cache DB" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#f0f0f0;strokeColor=#666666;fontFamily=Arial;fontSize=10;" vertex="1" parent="1">
+          <mxGeometry x="130" y="290" width="100" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- User Interface -->
+        <mxCell id="6" value="&lt;&lt;interface&gt;&gt;&lt;br&gt;User Interface" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#f0f0f0;strokeColor=#666666;fontFamily=Arial;fontSize=10;" vertex="1" parent="1">
+          <mxGeometry x="250" y="290" width="100" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- User Actor -->
+        <mxCell id="7" value="" style="shape=umlActor;verticalLabelPosition=bottom;verticalAlign=top;html=1;fillColor=#ff6b6b;" vertex="1" parent="1">
+          <mxGeometry x="215" y="420" width="30" height="60" as="geometry" />
+        </mxCell>
+        <mxCell id="8" value="User" style="text;html=1;align=center;verticalAlign=middle;whiteSpace=wrap;rounded=0;fontFamily=Arial;fontSize=12;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="190" y="490" width="80" height="20" as="geometry" />
+        </mxCell>
+
+        <!-- Cloud Server Node -->
+        <mxCell id="9" value="&lt;&lt;device&gt;&gt;&lt;br&gt;Smart Thermostat Cloud Server" style="html=1;whiteSpace=wrap;strokeWidth=3;fillColor=#4285f4;strokeColor=#ffffff;fontFamily=Arial;fontSize=14;fontColor=white;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="480" y="120" width="300" height="400" as="geometry" />
+        </mxCell>
+
+        <!-- Server Application -->
+        <mxCell id="10" value="&lt;&lt;artifact&gt;&gt;&lt;br&gt;Smart Thermostat&lt;br&gt;Server Application" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#ffffff;strokeColor=#333333;fontFamily=Arial;fontSize=11;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="510" y="180" width="240" height="80" as="geometry" />
+        </mxCell>
+
+        <!-- Server Database -->
+        <mxCell id="11" value="&lt;&lt;database&gt;&gt;&lt;br&gt;Thermostat Data DB" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#f0f0f0;strokeColor=#666666;fontFamily=Arial;fontSize=10;" vertex="1" parent="1">
+          <mxGeometry x="530" y="290" width="100" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- User Management DB -->
+        <mxCell id="12" value="&lt;&lt;database&gt;&gt;&lt;br&gt;User Management DB" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#f0f0f0;strokeColor=#666666;fontFamily=Arial;fontSize=10;" vertex="1" parent="1">
+          <mxGeometry x="650" y="290" width="100" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- Analytics DB -->
+        <mxCell id="13" value="&lt;&lt;database&gt;&gt;&lt;br&gt;Analytics &amp; Logs DB" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#f0f0f0;strokeColor=#666666;fontFamily=Arial;fontSize=10;" vertex="1" parent="1">
+          <mxGeometry x="590" y="370" width="100" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- Database Server Node -->
+        <mxCell id="14" value="&lt;&lt;device&gt;&gt;&lt;br&gt;Database Server" style="html=1;whiteSpace=wrap;strokeWidth=3;fillColor=#4285f4;strokeColor=#ffffff;fontFamily=Arial;fontSize=14;fontColor=white;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="880" y="120" width="300" height="400" as="geometry" />
+        </mxCell>
+
+        <!-- SQL Server -->
+        <mxCell id="15" value="&lt;&lt;artifact&gt;&gt;&lt;br&gt;SQL Server&lt;br&gt;Database Engine" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#ffffff;strokeColor=#333333;fontFamily=Arial;fontSize=11;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="910" y="180" width="240" height="80" as="geometry" />
+        </mxCell>
+
+        <!-- Temperature History DB -->
+        <mxCell id="16" value="&lt;&lt;database&gt;&gt;&lt;br&gt;Temperature History DB" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#f0f0f0;strokeColor=#666666;fontFamily=Arial;fontSize=10;" vertex="1" parent="1">
+          <mxGeometry x="930" y="290" width="120" height="50" as="geometry" />
+        </mxCell>
+
+        <!-- Energy Usage DB -->
+        <mxCell id="17" value="&lt;&lt;database&gt;&gt;&lt;br&gt;Energy Usage DB" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#f0f0f0;strokeColor=#666666;fontFamily=Arial;fontSize=10;" vertex="1" parent="1">
+          <mxGeometry x="1060" y="290" width="120" height="50" as="geometry" />
+        </mxCell>
+
+        <!-- Device Registry DB -->
+        <mxCell id="18" value="&lt;&lt;database&gt;&gt;&lt;br&gt;Device Registry DB" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#f0f0f0;strokeColor=#666666;fontFamily=Arial;fontSize=10;" vertex="1" parent="1">
+          <mxGeometry x="930" y="360" width="120" height="50" as="geometry" />
+        </mxCell>
+
+        <!-- Settings & Config DB -->
+        <mxCell id="19" value="&lt;&lt;database&gt;&gt;&lt;br&gt;Settings &amp; Config DB" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#f0f0f0;strokeColor=#666666;fontFamily=Arial;fontSize=10;" vertex="1" parent="1">
+          <mxGeometry x="1060" y="360" width="120" height="50" as="geometry" />
+        </mxCell>
+
+        <!-- Smart Thermostat Device Node -->
+        <mxCell id="20" value="&lt;&lt;device&gt;&gt;&lt;br&gt;Smart Thermostat Control Unit" style="html=1;whiteSpace=wrap;strokeWidth=3;fillColor=#4285f4;strokeColor=#ffffff;fontFamily=Arial;fontSize=14;fontColor=white;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="80" y="600" width="300" height="400" as="geometry" />
+        </mxCell>
+
+        <!-- Thermostat OS -->
+        <mxCell id="21" value="&lt;&lt;artifact&gt;&gt;&lt;br&gt;Smart Thermostat&lt;br&gt;Operating System" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#ffffff;strokeColor=#333333;fontFamily=Arial;fontSize=11;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="110" y="660" width="240" height="80" as="geometry" />
+        </mxCell>
+
+        <!-- Local Settings DB -->
+        <mxCell id="22" value="&lt;&lt;database&gt;&gt;&lt;br&gt;Local Settings DB" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#f0f0f0;strokeColor=#666666;fontFamily=Arial;fontSize=10;" vertex="1" parent="1">
+          <mxGeometry x="130" y="770" width="100" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- Control Panel Interface -->
+        <mxCell id="23" value="&lt;&lt;interface&gt;&gt;&lt;br&gt;Physical Control Panel" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#f0f0f0;strokeColor=#666666;fontFamily=Arial;fontSize=10;" vertex="1" parent="1">
+          <mxGeometry x="250" y="770" width="100" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- User Interface (Physical) -->
+        <mxCell id="24" value="" style="shape=umlActor;verticalLabelPosition=bottom;verticalAlign=top;html=1;fillColor=#ff6b6b;" vertex="1" parent="1">
+          <mxGeometry x="215" y="880" width="30" height="60" as="geometry" />
+        </mxCell>
+        <mxCell id="25" value="Physical Access" style="text;html=1;align=center;verticalAlign=middle;whiteSpace=wrap;rounded=0;fontFamily=Arial;fontSize=12;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="180" y="950" width="100" height="20" as="geometry" />
+        </mxCell>
+
+        <!-- Smart Home Components Node -->
+        <mxCell id="26" value="&lt;&lt;device&gt;&gt;&lt;br&gt;Smart Home Components" style="html=1;whiteSpace=wrap;strokeWidth=3;fillColor=#4285f4;strokeColor=#ffffff;fontFamily=Arial;fontSize=14;fontColor=white;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="480" y="600" width="300" height="400" as="geometry" />
+        </mxCell>
+
+        <!-- Temperature Sensors -->
+        <mxCell id="27" value="&lt;&lt;device&gt;&gt;&lt;br&gt;Temperature Sensors" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#ffffff;strokeColor=#333333;fontFamily=Arial;fontSize=11;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="510" y="660" width="120" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- Humidity Sensors -->
+        <mxCell id="28" value="&lt;&lt;device&gt;&gt;&lt;br&gt;Humidity Sensors" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#ffffff;strokeColor=#333333;fontFamily=Arial;fontSize=11;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="650" y="660" width="120" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- Motion Sensors -->
+        <mxCell id="29" value="&lt;&lt;device&gt;&gt;&lt;br&gt;Motion/Occupancy&lt;br&gt;Sensors" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#ffffff;strokeColor=#333333;fontFamily=Arial;fontSize=11;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="510" y="750" width="120" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- Smart Vents -->
+        <mxCell id="30" value="&lt;&lt;device&gt;&gt;&lt;br&gt;Smart Air Vents" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#ffffff;strokeColor=#333333;fontFamily=Arial;fontSize=11;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="650" y="750" width="120" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- HVAC Interface -->
+        <mxCell id="31" value="&lt;&lt;interface&gt;&gt;&lt;br&gt;HVAC Control Interface" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#f0f0f0;strokeColor=#666666;fontFamily=Arial;fontSize=10;" vertex="1" parent="1">
+          <mxGeometry x="580" y="840" width="120" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- HVAC System Node -->
+        <mxCell id="32" value="&lt;&lt;device&gt;&gt;&lt;br&gt;HVAC System" style="html=1;whiteSpace=wrap;strokeWidth=3;fillColor=#4285f4;strokeColor=#ffffff;fontFamily=Arial;fontSize=14;fontColor=white;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="880" y="600" width="300" height="400" as="geometry" />
+        </mxCell>
+
+        <!-- Heating Unit -->
+        <mxCell id="33" value="&lt;&lt;device&gt;&gt;&lt;br&gt;Heating Unit&lt;br&gt;(Furnace/Boiler)" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#ffffff;strokeColor=#333333;fontFamily=Arial;fontSize=11;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="910" y="660" width="120" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- Cooling Unit -->
+        <mxCell id="34" value="&lt;&lt;device&gt;&gt;&lt;br&gt;Cooling Unit&lt;br&gt;(Air Conditioner)" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#ffffff;strokeColor=#333333;fontFamily=Arial;fontSize=11;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="1050" y="660" width="120" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- Ventilation System -->
+        <mxCell id="35" value="&lt;&lt;device&gt;&gt;&lt;br&gt;Ventilation System&lt;br&gt;(Fans &amp; Ducts)" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#ffffff;strokeColor=#333333;fontFamily=Arial;fontSize=11;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="910" y="750" width="120" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- Air Quality Control -->
+        <mxCell id="36" value="&lt;&lt;device&gt;&gt;&lt;br&gt;Air Quality Control&lt;br&gt;(Filters &amp; Purifiers)" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#ffffff;strokeColor=#333333;fontFamily=Arial;fontSize=11;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="1050" y="750" width="120" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- HVAC Controller -->
+        <mxCell id="37" value="&lt;&lt;artifact&gt;&gt;&lt;br&gt;HVAC Control System" style="html=1;whiteSpace=wrap;strokeWidth=2;fillColor=#f0f0f0;strokeColor=#666666;fontFamily=Arial;fontSize=10;" vertex="1" parent="1">
+          <mxGeometry x="980" y="840" width="120" height="60" as="geometry" />
+        </mxCell>
+
+        <!-- Communication Lines -->
+
+        <!-- HTTPS Connection Mobile to Server -->
+        <mxCell id="38" value="" style="endArrow=none;html=1;rounded=0;strokeWidth=3;strokeColor=#ff9800;fontFamily=Arial;fontSize=11;" edge="1" parent="1" source="3" target="9">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+        <mxCell id="39" value="HTTPS / REST API&lt;br&gt;TCP/IP over Internet" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;fontFamily=Arial;fontSize=11;fontStyle=1;backgroundColor=white;" connectable="0" vertex="1" parent="38">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+
+        <!-- SQL Connection Server to DB -->
+        <mxCell id="40" value="" style="endArrow=none;html=1;rounded=0;strokeWidth=3;strokeColor=#9c27b0;fontFamily=Arial;fontSize=11;" edge="1" parent="1" source="9" target="14">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+        <mxCell id="41" value="SQL / TCP-IP&lt;br&gt;Database Queries" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;fontFamily=Arial;fontSize=11;fontStyle=1;backgroundColor=white;" connectable="0" vertex="1" parent="40">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+
+        <!-- MQTT/WiFi Connection Server to Thermostat -->
+        <mxCell id="42" value="" style="endArrow=none;html=1;rounded=0;strokeWidth=3;strokeColor=#4caf50;fontFamily=Arial;fontSize=11;" edge="1" parent="1" source="9" target="20">
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+        </mxCell>
+        <mxCell id="43" value="MQTT over TLS&lt;br&gt;WiFi / TCP-IP" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;fontFamily=Arial;fontSize=11;fontStyle=1;backgroundColor=white;" connectable="0" vertex="1" parent="42">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+
+        <!-- IoT Connection Thermostat to Smart Components -->
+        <mxCell id="44" value="" style="endArrow=none;html=1;rounded=0;strokeWidth=3;strokeColor=#2196f3;fontFamily=Arial;fontSize=11;" edge="1" parent="1" source="20" target="26">
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+        </mxCell>
+        <mxCell id="45" value="Zigbee / Bluetooth LE&lt;br&gt;IoT Mesh Network" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;fontFamily=Arial;fontSize=11;fontStyle=1;backgroundColor=white;" connectable="0" vertex="1" parent="44">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+
+        <!-- Wired Connection Smart Components to HVAC -->
+        <mxCell id="46" value="" style="endArrow=none;html=1;rounded=0;strokeWidth=3;strokeColor=#f44336;fontFamily=Arial;fontSize=11;" edge="1" parent="1" source="26" target="32">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+        <mxCell id="47" value="24V DC Wired Control&lt;br&gt;Direct Physical Connection" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;fontFamily=Arial;fontSize=11;fontStyle=1;backgroundColor=white;" connectable="0" vertex="1" parent="46">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+
+        <!-- Protocol Legend -->
+        <mxCell id="48" value="Communication Protocols:" style="text;html=1;align=left;verticalAlign=middle;whiteSpace=wrap;rounded=0;fontFamily=Arial;fontSize=14;fontStyle=1;" vertex="1" parent="1">
+          <mxGeometry x="1300" y="150" width="200" height="30" as="geometry" />
+        </mxCell>
+
+        <mxCell id="49" value="• HTTPS/REST = Secure web API communication" style="text;html=1;align=left;verticalAlign=middle;whiteSpace=wrap;rounded=0;fontFamily=Arial;fontSize=11;strokeColor=#ff9800;strokeWidth=2;" vertex="1" parent="1">
+          <mxGeometry x="1300" y="185" width="280" height="20" as="geometry" />
+        </mxCell>
+
+        <mxCell id="50" value="• SQL/TCP-IP = Database server communication" style="text;html=1;align=left;verticalAlign=middle;whiteSpace=wrap;rounded=0;fontFamily=Arial;fontSize=11;strokeColor=#9c27b0;strokeWidth=2;" vertex="1" parent="1">
+          <mxGeometry x="1300" y="210" width="280" height="20" as="geometry" />
+        </mxCell>
+
+        <mxCell id="51" value="• MQTT/TLS = IoT messaging protocol" style="text;html=1;align=left;verticalAlign=middle;whiteSpace=wrap;rounded=0;fontFamily=Arial;fontSize=11;strokeColor=#4caf50;strokeWidth=2;" vertex="1" parent="1">
+          <mxGeometry x="1300" y="235" width="280" height="20" as="geometry" />
+        </mxCell>
+
+        <mxCell id="52" value="• Zigbee/BLE = Low-power IoT mesh network" style="text;html=1;align=left;verticalAlign=middle;whiteSpace=wrap;rounded=0;fontFamily=Arial;fontSize=11;strokeColor=#2196f3;strokeWidth=2;" vertex="1" parent="1">
+          <mxGeometry x="1300" y="260" width="280" height="20" as="geometry" />
+        </mxCell>
+
+        <mxCell id="53" value="• 24V DC Wired = Direct HVAC control signals" style="text;html=1;align=left;verticalAlign=middle;whiteSpace=wrap;rounded=0;fontFamily=Arial;fontSize=11;strokeColor=#f44336;strokeWidth=2;" vertex="1" parent="1">
+          <mxGeometry x="1300" y="285" width="280" height="20" as="geometry" />
+        </mxCell>
+
+        <!-- Footer -->
+        <mxCell id="54" value="The completed UML deployment diagram showing detailed smart thermostat system architecture" style="text;html=1;align=center;verticalAlign=middle;whiteSpace=wrap;rounded=0;fontFamily=Arial;fontSize=12;fontStyle=2;" vertex="1" parent="1">
+          <mxGeometry x="400" y="1050" width="800" height="30" as="geometry" />
+        </mxCell>
+
+      </root>
+    </mxGraphModel>
+  </diagram>
+</mxfile>

ComputerScience307/UML_Seq.xml

@@ -0,0 +1,178 @@
+
+<?xml version="1.0" encoding="UTF-8"?>
+<mxfile host="app.diagrams.net" modified="2023-09-17T10:00:00.000Z" agent="Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36" etag="thermostat_seq_v2" version="21.3.8">
+  <diagram name="Page-1" id="thermostat-sequence-improved">
+    <mxGraphModel dx="1200" dy="800" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="1400" pageHeight="900" background="none" math="0" shadow="0">
+      <root>
+        <mxCell id="0" />
+        <mxCell id="1" parent="0" />
+        
+        <!-- User Lifeline -->
+        <mxCell id="2" value="Home Owner/User" style="shape=umlLifeline;perimeter=lifelinePerimeter;whiteSpace=wrap;html=1;container=1;collapsible=0;recursiveResize=0;outlineConnect=0;rounded=1;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;fontFamily=Verdana;fontSize=12;align=center;size=40;" parent="1" vertex="1">
+          <mxGeometry x="80" y="80" width="120" height="650" as="geometry" />
+        </mxCell>
+        <mxCell id="3" value="" style="shape=umlActor;verticalLabelPosition=bottom;verticalAlign=top;html=1;" vertex="1" parent="2">
+          <mxGeometry x="55" y="5" width="10" height="20" as="geometry" />
+        </mxCell>
+        <mxCell id="4" value="" style="html=1;points=[];perimeter=orthogonalPerimeter;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;fontFamily=Verdana;fontSize=12;align=center;" parent="2" vertex="1">
+          <mxGeometry x="55" y="80" width="10" height="40" as="geometry" />
+        </mxCell>
+        <mxCell id="5" value="" style="html=1;points=[];perimeter=orthogonalPerimeter;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;fontFamily=Verdana;fontSize=12;align=center;" parent="2" vertex="1">
+          <mxGeometry x="55" y="320" width="10" height="40" as="geometry" />
+        </mxCell>
+        <mxCell id="6" value="" style="html=1;points=[];perimeter=orthogonalPerimeter;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;fontFamily=Verdana;fontSize=12;align=center;" parent="2" vertex="1">
+          <mxGeometry x="55" y="480" width="10" height="120" as="geometry" />
+        </mxCell>
+
+        <!-- Mobile App Lifeline -->
+        <mxCell id="7" value="Mobile APP" style="shape=umlLifeline;perimeter=lifelinePerimeter;whiteSpace=wrap;html=1;container=1;collapsible=0;recursiveResize=0;outlineConnect=0;rounded=1;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;fontFamily=Verdana;fontSize=12;align=center;size=40;" parent="1" vertex="1">
+          <mxGeometry x="280" y="80" width="120" height="650" as="geometry" />
+        </mxCell>
+        <mxCell id="8" value="" style="shape=umlBoundary;whiteSpace=wrap;html=1;" vertex="1" parent="7">
+          <mxGeometry x="48" y="5" width="24" height="20" as="geometry" />
+        </mxCell>
+        <mxCell id="9" value="" style="html=1;points=[];perimeter=orthogonalPerimeter;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;fontFamily=Verdana;fontSize=12;align=center;" parent="7" vertex="1">
+          <mxGeometry x="55" y="80" width="10" height="60" as="geometry" />
+        </mxCell>
+        <mxCell id="10" value="" style="html=1;points=[];perimeter=orthogonalPerimeter;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;fontFamily=Verdana;fontSize=12;align=center;" parent="7" vertex="1">
+          <mxGeometry x="55" y="280" width="10" height="80" as="geometry" />
+        </mxCell>
+        <mxCell id="11" value="" style="html=1;points=[];perimeter=orthogonalPerimeter;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;fontFamily=Verdana;fontSize=12;align=center;" parent="7" vertex="1">
+          <mxGeometry x="55" y="480" width="10" height="120" as="geometry" />
+        </mxCell>
+
+        <!-- Thermostat System Lifeline -->
+        <mxCell id="12" value="Smart Thermostat System" style="shape=umlLifeline;perimeter=lifelinePerimeter;whiteSpace=wrap;html=1;container=1;collapsible=0;recursiveResize=0;outlineConnect=0;rounded=1;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;fontFamily=Verdana;fontSize=12;align=center;size=40;" parent="1" vertex="1">
+          <mxGeometry x="480" y="80" width="150" height="650" as="geometry" />
+        </mxCell>
+        <mxCell id="13" value="" style="ellipse;shape=umlEntity;whiteSpace=wrap;html=1;" vertex="1" parent="12">
+          <mxGeometry x="65" y="5" width="20" height="20" as="geometry" />
+        </mxCell>
+        <mxCell id="14" value="" style="html=1;points=[];perimeter=orthogonalPerimeter;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;fontFamily=Verdana;fontSize=12;align=center;" parent="12" vertex="1">
+          <mxGeometry x="70" y="120" width="10" height="120" as="geometry" />
+        </mxCell>
+        <mxCell id="15" value="" style="html=1;points=[];perimeter=orthogonalPerimeter;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;fontFamily=Verdana;fontSize=12;align=center;" parent="12" vertex="1">
+          <mxGeometry x="70" y="420" width="10" height="180" as="geometry" />
+        </mxCell>
+
+        <!-- HVAC System Lifeline -->
+        <mxCell id="16" value="HVAC System" style="shape=umlLifeline;perimeter=lifelinePerimeter;whiteSpace=wrap;html=1;container=1;collapsible=0;recursiveResize=0;outlineConnect=0;rounded=1;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;fontFamily=Verdana;fontSize=12;align=center;size=40;" parent="1" vertex="1">
+          <mxGeometry x="720" y="80" width="120" height="650" as="geometry" />
+        </mxCell>
+        <mxCell id="17" value="" style="ellipse;shape=umlEntity;whiteSpace=wrap;html=1;" vertex="1" parent="16">
+          <mxGeometry x="50" y="5" width="20" height="20" as="geometry" />
+        </mxCell>
+        <mxCell id="18" value="" style="html=1;points=[];perimeter=orthogonalPerimeter;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;fontFamily=Verdana;fontSize=12;align=center;" parent="16" vertex="1">
+          <mxGeometry x="55" y="160" width="10" height="80" as="geometry" />
+        </mxCell>
+        <mxCell id="19" value="" style="html=1;points=[];perimeter=orthogonalPerimeter;rounded=0;shadow=0;comic=0;labelBackgroundColor=none;strokeWidth=1;fontFamily=Verdana;fontSize=12;align=center;" parent="16" vertex="1">
+          <mxGeometry x="55" y="450" width="10" height="150" as="geometry" />
+        </mxCell>
+
+        <!-- Message 1: User to Mobile App -->
+        <mxCell id="20" value="" style="endArrow=classic;html=1;rounded=0;" edge="1" parent="1" source="4" target="9">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+        <mxCell id="21" value="1. Set Temperature" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;" connectable="0" vertex="1" parent="20">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+
+        <!-- Message 2: Mobile App to Thermostat -->
+        <mxCell id="22" value="" style="endArrow=classic;html=1;rounded=0;" edge="1" parent="1" source="9" target="14">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+        <mxCell id="23" value="2. Send Temperature Command" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;" connectable="0" vertex="1" parent="22">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+
+        <!-- Message 3: Thermostat to HVAC -->
+        <mxCell id="24" value="" style="endArrow=classic;html=1;rounded=0;" edge="1" parent="1" source="14" target="18">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+        <mxCell id="25" value="3. Adjust HVAC Settings" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;" connectable="0" vertex="1" parent="24">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+
+        <!-- Message 4: HVAC to Thermostat (return) -->
+        <mxCell id="26" value="" style="endArrow=classic;html=1;rounded=0;dashed=1;" edge="1" parent="1" source="18" target="14">
+          <mxGeometry relative="1" as="geometry">
+            <mxPoint x="775" y="280" as="sourcePoint" />
+            <mxPoint x="560" y="280" as="targetPoint" />
+          </mxGeometry>
+        </mxCell>
+        <mxCell id="27" value="4. Status Acknowledgment" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;" connectable="0" vertex="1" parent="26">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+
+        <!-- Message 5: Thermostat to Mobile App (return) -->
+        <mxCell id="28" value="" style="endArrow=classic;html=1;rounded=0;dashed=1;" edge="1" parent="1" source="14" target="10">
+          <mxGeometry relative="1" as="geometry">
+            <mxPoint x="550" y="320" as="sourcePoint" />
+            <mxPoint x="345" y="320" as="targetPoint" />
+          </mxGeometry>
+        </mxCell>
+        <mxCell id="29" value="5. Send Confirmation" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;" connectable="0" vertex="1" parent="28">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+
+        <!-- Message 6: Mobile App to User (return) -->
+        <mxCell id="30" value="" style="endArrow=classic;html=1;rounded=0;dashed=1;" edge="1" parent="1" source="10" target="5">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+        <mxCell id="31" value="6. Display Confirmation" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;" connectable="0" vertex="1" parent="30">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+
+        <!-- Loop Frame for continuous monitoring -->
+        <mxCell id="32" value="loop" style="shape=umlFrame;whiteSpace=wrap;html=1;width=60;height=30;boundedLbl=1;" vertex="1" parent="1">
+          <mxGeometry x="480" y="400" width="380" height="220" as="geometry" />
+        </mxCell>
+        <mxCell id="33" value="[Continuous Operation]" style="text;html=1;align=left;verticalAlign=top;whiteSpace=wrap;rounded=0;fontSize=10;fontStyle=2;" vertex="1" parent="1">
+          <mxGeometry x="550" y="405" width="120" height="20" as="geometry" />
+        </mxCell>
+
+        <!-- Message 7: HVAC to Thermostat (continuous updates) -->
+        <mxCell id="34" value="" style="endArrow=classic;html=1;rounded=0;" edge="1" parent="1" source="19" target="15">
+          <mxGeometry relative="1" as="geometry">
+            <mxPoint x="775" y="520" as="sourcePoint" />
+            <mxPoint x="560" y="520" as="targetPoint" />
+          </mxGeometry>
+        </mxCell>
+        <mxCell id="35" value="7. Temperature Updates" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;" connectable="0" vertex="1" parent="34">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+
+        <!-- Message 8: Thermostat self-call -->
+        <mxCell id="36" value="8. Monitor &amp; Control" style="html=1;align=left;spacingLeft=2;endArrow=block;rounded=0;edgeStyle=orthogonalEdgeStyle;curved=0;rounded=0;" edge="1" parent="1" target="15">
+          <mxGeometry relative="1" as="geometry">
+            <mxPoint x="560" y="540" as="sourcePoint" />
+            <Array as="points">
+              <mxPoint x="590" y="540" />
+              <mxPoint x="590" y="560" />
+            </Array>
+          </mxGeometry>
+        </mxCell>
+
+        <!-- Message 9: Thermostat to Mobile App (status updates) -->
+        <mxCell id="37" value="" style="endArrow=classic;html=1;rounded=0;dashed=1;" edge="1" parent="1" source="15" target="11">
+          <mxGeometry relative="1" as="geometry">
+            <mxPoint x="550" y="580" as="sourcePoint" />
+            <mxPoint x="345" y="580" as="targetPoint" />
+          </mxGeometry>
+        </mxCell>
+        <mxCell id="38" value="9. Status Updates" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;" connectable="0" vertex="1" parent="37">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+
+        <!-- Message 10: Mobile App to User (display status) -->
+        <mxCell id="39" value="" style="endArrow=classic;html=1;rounded=0;dashed=1;" edge="1" parent="1" source="11" target="6">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+        <mxCell id="40" value="10. Display Current Status" style="edgeLabel;resizable=0;html=1;align=center;verticalAlign=middle;" connectable="0" vertex="1" parent="39">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+
+      </root>
+    </mxGraphModel>
+  </diagram>
+</mxfile>

ComputerScience307/UML_USECASE.xml

@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<mxfile host="app.diagrams.net" modified="2023-06-12T14:31:29.070Z" agent="Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36" etag="8nDfyyYeRWOEhZrY6fnp" version="21.3.8">
+  <diagram name="Page-1" id="e7e014a7-5840-1c2e-5031-d8a46d1fe8dd">
+    <mxGraphModel dx="453" dy="623" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="1169" pageHeight="826" background="none" math="0" shadow="0">
+      <root>
+        <mxCell id="0" />
+        <mxCell id="1" parent="0" />
+        <mxCell id="wfs432I5Vr80NUk8ZSk_-34" style="edgeStyle=orthogonalEdgeStyle;rounded=0;orthogonalLoop=1;jettySize=auto;html=1;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.25;entryY=0;entryDx=0;entryDy=0;" edge="1" parent="1" source="wfs432I5Vr80NUk8ZSk_-13" target="wfs432I5Vr80NUk8ZSk_-16">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+        <mxCell id="wfs432I5Vr80NUk8ZSk_-13" value="In-home Smart&lt;br&gt;Thermostat System" style="html=1;whiteSpace=wrap;" vertex="1" parent="1">
+          <mxGeometry x="330" y="136" width="180" height="50" as="geometry" />
+        </mxCell>
+        <mxCell id="wfs432I5Vr80NUk8ZSk_-39" style="edgeStyle=orthogonalEdgeStyle;rounded=0;orthogonalLoop=1;jettySize=auto;html=1;entryX=0.5;entryY=0;entryDx=0;entryDy=0;" edge="1" parent="1" source="wfs432I5Vr80NUk8ZSk_-15" target="wfs432I5Vr80NUk8ZSk_-22">
+          <mxGeometry relative="1" as="geometry">
+            <mxPoint x="200" y="270" as="targetPoint" />
+            <mxPoint x="200" y="180" as="sourcePoint" />
+          </mxGeometry>
+        </mxCell>
+        <mxCell id="wfs432I5Vr80NUk8ZSk_-15" value="User" style="shape=umlActor;verticalLabelPosition=top;verticalAlign=bottom;html=1;labelPosition=center;align=center;" vertex="1" parent="1">
+          <mxGeometry x="220" y="150" width="40" height="80" as="geometry" />
+        </mxCell>
+        <mxCell id="wfs432I5Vr80NUk8ZSk_-35" style="edgeStyle=orthogonalEdgeStyle;rounded=0;orthogonalLoop=1;jettySize=auto;html=1;exitX=0.5;exitY=0;exitDx=0;exitDy=0;entryX=0.668;entryY=0.982;entryDx=0;entryDy=0;entryPerimeter=0;" edge="1" parent="1" source="wfs432I5Vr80NUk8ZSk_-16" target="wfs432I5Vr80NUk8ZSk_-13">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+        <mxCell id="wfs432I5Vr80NUk8ZSk_-16" value="HVAC&lt;br&gt;System" style="html=1;whiteSpace=wrap;" vertex="1" parent="1">
+          <mxGeometry x="390" y="268" width="120" height="50" as="geometry" />
+        </mxCell>
+        <mxCell id="wfs432I5Vr80NUk8ZSk_-40" style="edgeStyle=orthogonalEdgeStyle;rounded=0;orthogonalLoop=1;jettySize=auto;html=1;exitX=1;exitY=0.5;exitDx=0;exitDy=0;entryX=0.107;entryY=1.035;entryDx=0;entryDy=0;entryPerimeter=0;" edge="1" parent="1" source="wfs432I5Vr80NUk8ZSk_-22" target="wfs432I5Vr80NUk8ZSk_-13">
+          <mxGeometry relative="1" as="geometry" />
+        </mxCell>
+        <mxCell id="wfs432I5Vr80NUk8ZSk_-22" value="Mobile&lt;br&gt;Device" style="html=1;whiteSpace=wrap;" vertex="1" parent="1">
+          <mxGeometry x="185" y="268" width="110" height="50" as="geometry" />
+        </mxCell>
+      </root>
+    </mxGraphModel>
+  </diagram>
+</mxfile>

ComputerScience307/activityDiagram.xml

@@ -0,0 +1,232 @@
+<mxfile host="app.diagrams.net">
+  <diagram name="Smart Thermostat Activity Diagram">
+    <mxGraphModel dx="1422" dy="962" grid="1" gridSize="10" guides="1">
+      <root>
+        <mxCell id="0"/>
+        <mxCell id="1" parent="0"/>
+        
+        <!-- Start Node -->
+        <mxCell id="start" value="" style="ellipse;whiteSpace=wrap;html=1;aspect=fixed;fillColor=#000000;" vertex="1" parent="1">
+          <mxGeometry x="390" y="20" width="20" height="20" as="geometry"/>
+        </mxCell>
+        
+        <!-- User Input Activity -->
+        <mxCell id="userInput" value="Home Owner&#xa;Provides Input" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#dae8fc;strokeColor=#6c8ebf;" vertex="1" parent="1">
+          <mxGeometry x="340" y="70" width="120" height="50" as="geometry"/>
+        </mxCell>
+        
+        <!-- Electronic Device Processes Input -->
+        <mxCell id="processInput" value="Electronic Device/App&#xa;Processes User Input" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#fff2cc;strokeColor=#d6b656;" vertex="1" parent="1">
+          <mxGeometry x="340" y="150" width="120" height="50" as="geometry"/>
+        </mxCell>
+        
+        <!-- Send Data to Network -->
+        <mxCell id="sendToNetwork" value="Send Data to&#xa;Internet Gateway" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#e1d5e7;strokeColor=#9673a6;" vertex="1" parent="1">
+          <mxGeometry x="340" y="230" width="120" height="50" as="geometry"/>
+        </mxCell>
+        
+        <!-- Network Receives Data -->
+        <mxCell id="networkReceive" value="Internet Gateway&#xa;Receives Data" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#e1d5e7;strokeColor=#9673a6;" vertex="1" parent="1">
+          <mxGeometry x="340" y="310" width="120" height="50" as="geometry"/>
+        </mxCell>
+        
+        <!-- Send to SmartThermostat -->
+        <mxCell id="sendToThermostat" value="Send Data to&#xa;SmartThermostat" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#d5e8d4;strokeColor=#82b366;" vertex="1" parent="1">
+          <mxGeometry x="340" y="390" width="120" height="50" as="geometry"/>
+        </mxCell>
+        
+        <!-- Fork for Parallel Activities -->
+        <mxCell id="fork1" value="" style="line;strokeWidth=3;html=1;fillColor=#000000;" vertex="1" parent="1">
+          <mxGeometry x="350" y="470" width="100" height="10" as="geometry"/>
+        </mxCell>
+        
+        <!-- Left Branch - Sensor Activities -->
+        <mxCell id="readSensors" value="Read Temperature&#xa;from Sensors" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#f8cecc;strokeColor=#b85450;" vertex="1" parent="1">
+          <mxGeometry x="180" y="520" width="120" height="50" as="geometry"/>
+        </mxCell>
+        
+        <mxCell id="sendSensorData" value="Send Sensor Data&#xa;to SmartThermostat" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#f8cecc;strokeColor=#b85450;" vertex="1" parent="1">
+          <mxGeometry x="180" y="600" width="120" height="50" as="geometry"/>
+        </mxCell>
+        
+        <!-- Right Branch - Database Activities -->
+        <mxCell id="retrieveData" value="Retrieve Data&#xa;from Database" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#ffe6cc;strokeColor=#d79b00;" vertex="1" parent="1">
+          <mxGeometry x="500" y="520" width="120" height="50" as="geometry"/>
+        </mxCell>
+        
+        <mxCell id="storeData" value="Store Sensor Data&#xa;in Database" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#ffe6cc;strokeColor=#d79b00;" vertex="1" parent="1">
+          <mxGeometry x="500" y="600" width="120" height="50" as="geometry"/>
+        </mxCell>
+        
+        <!-- Join after Parallel Activities -->
+        <mxCell id="join1" value="" style="line;strokeWidth=3;html=1;fillColor=#000000;" vertex="1" parent="1">
+          <mxGeometry x="350" y="700" width="100" height="10" as="geometry"/>
+        </mxCell>
+        
+        <!-- Decision Diamond -->
+        <mxCell id="decision1" value="Temperature&#xa;Control Needed?" style="rhombus;whiteSpace=wrap;html=1;fillColor=#fff2cc;strokeColor=#d6b656;" vertex="1" parent="1">
+          <mxGeometry x="320" y="750" width="160" height="80" as="geometry"/>
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ComputerScience307/dataFlow.xml

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ComputerScience307/stateChart.xml

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ComputerScience311ai/PoliticalSurvey.java

@@ -0,0 +1,428 @@
+import java.util.*;
+import java.io.*;
+
+public class PoliticalSurvey {
+  private static final String[] POLITICAL_PARTIES = {
+      "Democratic", "Republican", "Libertarian", "Green"
+  };
+
+  private static final Map<Integer, Map<Integer, Map<String, Double>>> partyResponsePatterns = new HashMap<>();
+
+  // let's create a training data points per party
+  private static final int[] partyDataPoints = new int[POLITICAL_PARTIES.length];
+
+  // I gathered some random politiacl questions
+  private static final List<SurveyQuestion> QUESTIONS = new ArrayList<>();
+
+  private static final Scanner scanner = new Scanner(System.in);
+
+  private static final double CONFIDENCE_THRESHOLD = 0.65;
+
+  public static void main(String[] args) {
+    initializeQuestions();
+    initializePartyResponsePatterns();
+
+    System.out.println("==========================================================");
+    System.out.println("    POLITICAL PARTY PREDICTION SURVEY");
+    System.out.println("==========================================================");
+    System.out.println("This program will try to predict your political affiliation");
+    System.out.println("based on your responses to several questions.");
+    System.out.println();
+
+    boolean continueSurvey = true;
+
+    while (continueSurvey) {
+      List<String> userResponses = conductSurvey();
+      addTrainingData(userResponses);
+
+      System.out.println("\nWould you like to take the survey again? (yes/no)");
+      String response = scanner.nextLine().trim().toLowerCase();
+      continueSurvey = response.equals("yes") || response.equals("y");
+
+      if (continueSurvey) {
+        System.out.println("\n==========================================================\n");
+      }
+    }
+
+    System.out.println("\nThank you for using the Political Party Prediction Survey!");
+    scanner.close();
+  }
+
+  // Initialize the survey questions
+  private static void initializeQuestions() {
+    QUESTIONS.add(new SurveyQuestion(
+        "What should the government do to help the poor?",
+        new String[] {
+            "Make it easier to apply for assistance",
+            "Allow parents to use education funds for charter schools",
+            "Create welfare-to-work programs",
+            "Nothing, private charity should handle it"
+        }));
+
+    QUESTIONS.add(new SurveyQuestion(
+        "What is your view on taxation?",
+        new String[] {
+            "Higher taxes on the wealthy to fund social programs",
+            "Lower taxes to stimulate economic growth",
+            "Minimal taxation, only for essential services",
+            "Tax policies focused on environmental sustainability"
+        }));
+
+    QUESTIONS.add(new SurveyQuestion(
+        "What is your stance on healthcare?",
+        new String[] {
+            "Universal healthcare funded by the government",
+            "Market-based healthcare with limited government involvement",
+            "Free-market healthcare with no government involvement",
+            "Community-based healthcare systems with government support"
+        }));
+
+    QUESTIONS.add(new SurveyQuestion(
+        "What is your view on gun control?",
+        new String[] {
+            "Stricter gun control laws are needed",
+            "Existing gun laws are sufficient",
+            "Gun ownership is a fundamental right with minimal restrictions",
+            "Gun control with community-based oversight"
+        }));
+
+    QUESTIONS.add(new SurveyQuestion(
+        "How should we address climate change?",
+        new String[] {
+            "Government regulations and investment in renewable energy",
+            "Market-based solutions with limited regulations",
+            "No government intervention, let the market decide",
+            "Aggressive environmental policies and global cooperation"
+        }));
+
+    QUESTIONS.add(new SurveyQuestion(
+        "What should be our approach to foreign policy?",
+        new String[] {
+            "Global cooperation and diplomatic engagement",
+            "Strong national defense and protecting American interests",
+            "Non-interventionism and free trade",
+            "International cooperation for peace and environmental protection"
+        }));
+
+    QUESTIONS.add(new SurveyQuestion(
+        "What is your stance on immigration?",
+        new String[] {
+            "Path to citizenship for undocumented immigrants",
+            "Stronger border security and merit-based immigration",
+            "Open borders with minimal restrictions",
+            "Humanitarian-focused immigration policies"
+        }));
+
+    QUESTIONS.add(new SurveyQuestion(
+        "Which political party do you most closely affiliate with?",
+        POLITICAL_PARTIES));
+  }
+
+  // Initialize response patterns with starting weights, just please keep in mind
+  // that these weights are not 100% accurate.
+  private static void initializePartyResponsePatterns() {
+    // Democratic Party patterns
+    Map<Integer, Map<String, Double>> democraticPatterns = new HashMap<>();
+    democraticPatterns.put(0, createResponseWeights(new double[] { 0.7, 0.1, 0.2, 0.0 }));
+    democraticPatterns.put(1, createResponseWeights(new double[] { 0.7, 0.1, 0.0, 0.2 }));
+    democraticPatterns.put(2, createResponseWeights(new double[] { 0.8, 0.1, 0.0, 0.1 }));
+    democraticPatterns.put(3, createResponseWeights(new double[] { 0.8, 0.1, 0.0, 0.1 }));
+    democraticPatterns.put(4, createResponseWeights(new double[] { 0.7, 0.1, 0.0, 0.2 }));
+    democraticPatterns.put(5, createResponseWeights(new double[] { 0.7, 0.2, 0.0, 0.1 }));
+    democraticPatterns.put(6, createResponseWeights(new double[] { 0.7, 0.1, 0.0, 0.2 }));
+    partyResponsePatterns.put(0, democraticPatterns);
+
+    // Republican Party patterns
+    Map<Integer, Map<String, Double>> republicanPatterns = new HashMap<>();
+    republicanPatterns.put(0, createResponseWeights(new double[] { 0.1, 0.4, 0.4, 0.1 }));
+    republicanPatterns.put(1, createResponseWeights(new double[] { 0.0, 0.8, 0.2, 0.0 }));
+    republicanPatterns.put(2, createResponseWeights(new double[] { 0.0, 0.8, 0.2, 0.0 }));
+    republicanPatterns.put(3, createResponseWeights(new double[] { 0.1, 0.5, 0.4, 0.0 }));
+    republicanPatterns.put(4, createResponseWeights(new double[] { 0.0, 0.7, 0.3, 0.0 }));
+    republicanPatterns.put(5, createResponseWeights(new double[] { 0.0, 0.8, 0.2, 0.0 }));
+    republicanPatterns.put(6, createResponseWeights(new double[] { 0.0, 0.8, 0.1, 0.1 }));
+    partyResponsePatterns.put(1, republicanPatterns);
+
+    // Libertarian Party patterns
+    Map<Integer, Map<String, Double>> libertarianPatterns = new HashMap<>();
+    libertarianPatterns.put(0, createResponseWeights(new double[] { 0.0, 0.2, 0.1, 0.7 }));
+    libertarianPatterns.put(1, createResponseWeights(new double[] { 0.0, 0.3, 0.7, 0.0 }));
+    libertarianPatterns.put(2, createResponseWeights(new double[] { 0.0, 0.2, 0.8, 0.0 }));
+    libertarianPatterns.put(3, createResponseWeights(new double[] { 0.0, 0.1, 0.9, 0.0 }));
+    libertarianPatterns.put(4, createResponseWeights(new double[] { 0.0, 0.2, 0.8, 0.0 }));
+    libertarianPatterns.put(5, createResponseWeights(new double[] { 0.0, 0.1, 0.9, 0.0 }));
+    libertarianPatterns.put(6, createResponseWeights(new double[] { 0.0, 0.1, 0.9, 0.0 }));
+    partyResponsePatterns.put(2, libertarianPatterns);
+
+    // Green Party patterns
+    Map<Integer, Map<String, Double>> greenPatterns = new HashMap<>();
+    greenPatterns.put(0, createResponseWeights(new double[] { 0.4, 0.0, 0.1, 0.5 }));
+    greenPatterns.put(1, createResponseWeights(new double[] { 0.3, 0.0, 0.0, 0.7 }));
+    greenPatterns.put(2, createResponseWeights(new double[] { 0.6, 0.0, 0.0, 0.4 }));
+    greenPatterns.put(3, createResponseWeights(new double[] { 0.4, 0.0, 0.0, 0.6 }));
+    greenPatterns.put(4, createResponseWeights(new double[] { 0.3, 0.0, 0.0, 0.7 }));
+    greenPatterns.put(5, createResponseWeights(new double[] { 0.3, 0.0, 0.0, 0.7 }));
+    greenPatterns.put(6, createResponseWeights(new double[] { 0.2, 0.0, 0.0, 0.8 }));
+    partyResponsePatterns.put(3, greenPatterns);
+
+    // Initialize partyDataPoints with fictional data points
+    // to simulate pre-existing training data
+    partyDataPoints[0] = 100; // Democratic
+    partyDataPoints[1] = 100; // Republican
+    partyDataPoints[2] = 50; // Libertarian
+    partyDataPoints[3] = 50; // Green
+  }
+
+  // Helper method to create response weights map
+  private static Map<String, Double> createResponseWeights(double[] weights) {
+    Map<String, Double> responseWeights = new HashMap<>();
+    for (int i = 0; i < weights.length; i++) {
+      responseWeights.put(String.valueOf(i), weights[i]);
+    }
+    return responseWeights;
+  }
+
+  // Add this new method to save survey responses to a TXT file
+  private static void saveSurveyToTxt(List<String> userResponses, String predictedParty, double confidence,
+      String actualParty) {
+    try {
+      // Create a filename with timestamp
+      String filename = "survey_response_" + ".txt";
+
+      try (PrintWriter writer = new PrintWriter(new FileWriter(filename))) {
+        writer.println("POLITICAL SURVEY RESPONSE");
+        writer.println("=========================");
+        writer.println();
+
+        for (int i = 0; i < QUESTIONS.size() - 1; i++) {
+          SurveyQuestion question = QUESTIONS.get(i);
+          String answer = question.getOptions()[Integer.parseInt(userResponses.get(i))];
+
+          writer.println("Question " + (i + 1) + ": " + question.getQuestion());
+          writer.println("Answer: " + answer);
+          writer.println();
+        }
+
+        writer.println("PREDICTION RESULTS");
+        writer.println("-----------------");
+        writer.println("Predicted Party: " + predictedParty + " Party");
+        writer.println("Confidence: " + String.format("%.1f%%", confidence * 100));
+        writer.println("Actual Party: " + actualParty + " Party");
+        writer.println();
+
+        writer.println("Survey completed successfully!");
+      }
+
+      System.out.println("\nSurvey responses have been saved to: " + filename);
+
+    } catch (IOException e) {
+      System.err.println("Error saving survey responses to file: " + e.getMessage());
+    }
+  }
+
+  private static List<String> conductSurvey() {
+    List<String> userResponses = new ArrayList<>();
+    int questionNum = 0;
+
+    int lastQuestionIndex = QUESTIONS.size() - 1;
+
+    String predictedParty = "";
+    double highestConfidence = 0.0;
+
+    System.out.println("Please answer the following questions:");
+
+    while (questionNum < lastQuestionIndex) {
+      SurveyQuestion question = QUESTIONS.get(questionNum);
+
+      System.out.println("\nQuestion " + (questionNum + 1) + ": " + question.getQuestion());
+
+      String[] options = question.getOptions();
+      for (int i = 0; i < options.length; i++) {
+        System.out.println(((char) ('A' + i)) + ". " + options[i]);
+      }
+
+      System.out.print("\nYour answer (A-" + (char) ('A' + options.length - 1) + "): ");
+      String userInput = scanner.nextLine().trim().toUpperCase();
+
+      if (userInput.length() == 1 && userInput.charAt(0) >= 'A' && userInput.charAt(0) < 'A' + options.length) {
+        int optionIndex = userInput.charAt(0) - 'A';
+        userResponses.add(String.valueOf(optionIndex));
+
+        // After collecting some responses, try to predict party
+        if (questionNum >= 2) {
+          double[] partyConfidences = calculatePartyConfidences(userResponses);
+
+          // Find the party with highest confidence
+          int maxConfidencePartyIndex = 0;
+          highestConfidence = partyConfidences[0];
+
+          for (int i = 1; i < partyConfidences.length; i++) {
+            if (partyConfidences[i] > highestConfidence) {
+              maxConfidencePartyIndex = i;
+              highestConfidence = partyConfidences[i];
+            }
+          }
+
+          predictedParty = POLITICAL_PARTIES[maxConfidencePartyIndex];
+
+          if (highestConfidence >= CONFIDENCE_THRESHOLD) {
+            System.out.println("\nBased on your answers so far, I predict you might align with the " +
+                predictedParty + " Party (Confidence: " +
+                String.format("%.1f%%", highestConfidence * 100) + ")");
+          }
+        }
+
+        questionNum++;
+      } else {
+        System.out.println("Invalid input. Please enter a letter between A and " +
+            (char) ('A' + options.length - 1));
+      }
+    }
+
+    if (!predictedParty.isEmpty()) {
+      System.out.println("\n==========================================================");
+      System.out.println("FINAL PREDICTION: Based on your responses, I predict your");
+      System.out.println("political affiliation is " + predictedParty + " Party");
+      System.out.println("Confidence: " + String.format("%.1f%%", highestConfidence * 100));
+      System.out.println("==========================================================\n");
+    }
+
+    SurveyQuestion lastQuestion = QUESTIONS.get(lastQuestionIndex);
+    System.out.println("Final Question: " + lastQuestion.getQuestion());
+
+    String[] partyOptions = lastQuestion.getOptions();
+    for (int i = 0; i < partyOptions.length; i++) {
+      System.out.println(((char) ('A' + i)) + ". " + partyOptions[i]);
+    }
+
+    boolean validInput = false;
+    while (!validInput) {
+      System.out.print("\nYour answer (A-" + (char) ('A' + partyOptions.length - 1) + "): ");
+      String userInput = scanner.nextLine().trim().toUpperCase();
+
+      if (userInput.length() == 1 && userInput.charAt(0) >= 'A' && userInput.charAt(0) < 'A' + partyOptions.length) {
+        int optionIndex = userInput.charAt(0) - 'A';
+        userResponses.add(String.valueOf(optionIndex));
+        validInput = true;
+
+        // We ompare prediction with actual affiliation
+        String actualParty = partyOptions[optionIndex];
+        System.out.println("\nYour actual affiliation: " + actualParty + " Party");
+
+        if (!predictedParty.isEmpty()) {
+          if (actualParty.equals(predictedParty)) {
+            System.out.println("Prediction was CORRECT!");
+          } else {
+            System.out.println("Prediction was incorrect. This data will help improve future predictions.");
+          }
+        }
+
+        saveSurveyToTxt(userResponses, predictedParty, highestConfidence, actualParty);
+      } else {
+        System.out.println("Invalid input. Please enter a letter between A and " +
+            (char) ('A' + partyOptions.length - 1));
+      }
+    }
+
+    return userResponses;
+  }
+
+  // here we calculate confidence scores for each party based on user responses
+  private static double[] calculatePartyConfidences(List<String> userResponses) {
+    double[] partyScores = new double[POLITICAL_PARTIES.length];
+
+    for (int partyIndex = 0; partyIndex < POLITICAL_PARTIES.length; partyIndex++) {
+      Map<Integer, Map<String, Double>> partyPattern = partyResponsePatterns.get(partyIndex);
+      double totalScore = 0.0;
+
+      for (int questionIndex = 0; questionIndex < userResponses.size(); questionIndex++) {
+        String response = userResponses.get(questionIndex);
+        Map<String, Double> questionPatterns = partyPattern.get(questionIndex);
+
+        if (questionPatterns != null && questionPatterns.containsKey(response)) {
+          double weight = questionPatterns.get(response);
+          totalScore += weight;
+        }
+      }
+
+      partyScores[partyIndex] = totalScore / userResponses.size();
+    }
+
+    double sum = 0.0;
+    for (double score : partyScores) {
+      sum += score;
+    }
+
+    if (sum > 0) {
+      for (int i = 0; i < partyScores.length; i++) {
+        partyScores[i] /= sum;
+      }
+    }
+
+    return partyScores;
+  }
+
+  // Add new training data based on user responses
+  private static void addTrainingData(List<String> userResponses) {
+    if (userResponses.size() != QUESTIONS.size()) {
+      return;
+    }
+
+    int actualPartyIndex = Integer.parseInt(userResponses.get(userResponses.size() - 1));
+    partyDataPoints[actualPartyIndex]++;
+
+    Map<Integer, Map<String, Double>> partyPattern = partyResponsePatterns.get(actualPartyIndex);
+
+    for (int questionIndex = 0; questionIndex < userResponses.size() - 1; questionIndex++) {
+      String response = userResponses.get(questionIndex);
+
+      Map<String, Double> questionPattern = partyPattern.computeIfAbsent(questionIndex, k -> new HashMap<>());
+
+      for (int optionIndex = 0; optionIndex < QUESTIONS.get(questionIndex).getOptions().length; optionIndex++) {
+        String option = String.valueOf(optionIndex);
+        double currentWeight = questionPattern.getOrDefault(option, 0.0);
+
+        if (option.equals(response)) {
+          double newWeight = (currentWeight * (partyDataPoints[actualPartyIndex] - 1) + 1.0) /
+              partyDataPoints[actualPartyIndex];
+          questionPattern.put(option, newWeight);
+        } else {
+          if (currentWeight > 0) {
+            double newWeight = (currentWeight * (partyDataPoints[actualPartyIndex] - 1)) /
+                partyDataPoints[actualPartyIndex];
+            questionPattern.put(option, newWeight);
+          }
+        }
+      }
+
+      double sum = 0.0;
+      for (double weight : questionPattern.values()) {
+        sum += weight;
+      }
+
+      if (sum > 0) {
+        for (String option : questionPattern.keySet()) {
+          questionPattern.put(option, questionPattern.get(option) / sum);
+        }
+      }
+    }
+  }
+
+  private static class SurveyQuestion {
+    private String question;
+    private String[] options;
+
+    public SurveyQuestion(String question, String[] options) {
+      this.question = question;
+      this.options = options;
+    }
+
+    public String getQuestion() {
+      return question;
+    }
+
+    public String[] getOptions() {
+      return options;
+    }
+  }
+}

ComputerScience311ai/survey_response_.txt

@@ -0,0 +1,31 @@
+POLITICAL SURVEY RESPONSE
+=========================
+
+Question 1: What should the government do to help the poor?
+Answer: Nothing, private charity should handle it
+
+Question 2: What is your view on taxation?
+Answer: Tax policies focused on environmental sustainability
+
+Question 3: What is your stance on healthcare?
+Answer: Community-based healthcare systems with government support
+
+Question 4: What is your view on gun control?
+Answer: Gun control with community-based oversight
+
+Question 5: How should we address climate change?
+Answer: Aggressive environmental policies and global cooperation
+
+Question 6: What should be our approach to foreign policy?
+Answer: International cooperation for peace and environmental protection
+
+Question 7: What is your stance on immigration?
+Answer: Humanitarian-focused immigration policies
+
+PREDICTION RESULTS
+-----------------
+Predicted Party: Green Party
+Confidence: 71.0%
+Actual Party: Green Party
+
+Survey completed successfully!

Main.java

@@ -0,0 +1,113 @@
+/*
+ * in this Java program, the user can calculate the area of a rectangle,
+ *  and the volumes of a cube, cylinder, and sphere.
+ * The user will be prompt to enter the length and width of a rectangle,
+ * and then choose a shape to calculate the volume of (cube, cylinder, or sphere).
+ */
+
+import java.util.InputMismatchException;
+import java.util.Scanner;
+
+class Rectangle {
+  public static double rectangleArea(double length, double width) {
+    return length * width;
+  }
+}
+
+class Cube {
+  public static double cubeVolume(double side) {
+    return Math.pow(side, 3);
+  }
+}
+
+class Cylinder {
+  public static double cylinderVolume(double radius, double height) {
+    return Math.PI * Math.pow(radius, 2) * height;
+  }
+}
+
+class Sphere {
+  public static double sphereVolume(double radius) {
+    return (4.0 / 3.0) * Math.PI * Math.pow(radius, 3);
+  }
+}
+// Main Class
+
+public class Main {
+
+  public static void main(String[] args) {
+    Scanner scanner = new Scanner(System.in);
+
+    try {
+      // User prompt for the length and width
+      System.out.println("Rectangle Area");
+      System.out.print("Please enter length: ");
+      double length = scanner.nextDouble();
+
+      System.out.print("Please enter width: ");
+      double width = scanner.nextDouble();
+
+      // making sure that the user put positive numbers otherwise we throw a //warning
+
+      if (length <= 0 || width <= 0) {
+        System.out.println("WARNING! Length and width must be positive numbers.");
+      } else {
+        double area = Rectangle.rectangleArea(length, width);
+        System.out.println("Rectangle Area: " + area);
+      }
+
+      // Choose shape for volume calculation
+
+      System.out.println("");
+      System.out.println("Volume Calculation");
+      System.out.println("Choose a shape to calculate volume:");
+      System.out.println("1. Cube");
+      System.out.println("2. Cylinder ");
+      System.out.println("3. Sphere ");
+      System.out.print("Enter your choice (1-3): ");
+      int userChoice = scanner.nextInt();
+      // Let's give the User the choice of which volume shape they want to calculate.
+      switch (userChoice) {
+        case 1: // Cube
+          System.out.print("Enter side length of cube: ");
+          double side = scanner.nextDouble();
+          if (side <= 0) {
+            System.out.println("WARNING! Side must be a positive number.");
+          } else {
+            double cubeVolume = Cube.cubeVolume(side);
+            System.out.println("Cube Volume: " + cubeVolume);
+          }
+          break;
+        case 2: // Cylinder
+          System.out.print("Enter radius of cylinder: ");
+          double cylinderRadius = scanner.nextDouble();
+          System.out.print("Enter height of cylinder: ");
+          double cylinderHeight = scanner.nextDouble();
+          if (cylinderRadius <= 0 || cylinderHeight <= 0) {
+            System.out.println("WARNING! Radius and height must be positive numbers.");
+          } else {
+            double cylinderVolume = Cylinder.cylinderVolume(cylinderRadius, cylinderHeight);
+            System.out.println("Cylinder Volume: " + cylinderVolume);
+          }
+          break;
+        case 3: // Sphere
+          System.out.print("Enter radius of sphere: ");
+          double sphereRadius = scanner.nextDouble();
+          if (sphereRadius <= 0) {
+            System.out.println("WARNING! Radius must be a positive number.");
+          } else {
+            double sphereVolume = Sphere.sphereVolume(sphereRadius);
+            System.out.println("Sphere Volume: " + sphereVolume);
+          }
+          break;
+        default:
+          System.out.println("Invalid choice.");
+      }
+
+    } catch (InputMismatchException e) {
+      System.out.println("WARNING! Please enter valid numeric values.");
+    } finally {
+      scanner.close();
+    }
+  }
+}

index.html

@@ -0,0 +1,42 @@
+    <!DOCTYPE HTML>
+    <html>
+    <head>
+    <meta charset='UTF-8'>
+    <meta name='viewport' content='width=device-width, initial-scale=1.0'>
+    <meta http-equiv='X-UA-Compatible' content='ie=edge'>
+    <title>Document</title>
+    <style>
+    #div1,
+    #div2 {
+    float: left;
+    width: 200px;
+    height: 40px;
+    margin: 10px;
+    padding: 10px;
+    border: 1px solid black;
+    }
+    
+    </style>
+    </head>
+    <body>
+    <h2>Drag and Drop Example</h2>
+    <p>Drag the image between the boxes</p>
+    <div id='div1' ondrop='drop(event)' ondragover='allowDrop(event)'>
+    <img src='https://study.com/images/reDesign/global/logo.png' draggable='true' ondragstart='drag(event)' id='drag1' width='195' height='35'>
+    </div>
+    <div id='div2' ondrop='drop(event)' ondragover='allowDrop(event)'></div>
+    <script>
+    function allowDrop(ev) {
+    ev.preventDefault();
+    }
+    function drag(ev) {
+    ev.dataTransfer.setData('text', ev.target.id);
+    }
+    function drop(ev) {
+    ev.preventDefault();
+    var data = ev.dataTransfer.getData('text');
+    ev.target.appendChild(document.getElementById(data));
+    }
+    </script>
+    </body>
+    </html>

study.com.iml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>