adding old solved challenges

2024-10-15 11:03:57 -04:00
parent fa5ac5e089
commit 7ecd444efb
107 changed files with 1056 additions and 0 deletions
@@ -0,0 +1,22 @@
+public class ThePerfectNumber {
+  public static void main(String[] args) {
+    int[] randNums = { 2, 5, 6, 15, 23, 26, 34, 53, 343, 2454, 28 };
+    for (int number : randNums) {
+      if (isPerfect(number)) {
+        System.out.println(number + " is a perfect number");
+      } else {
+        System.out.println(number + " is NOT a perfect number");
+      }
+    }
+  }
+
+  private static boolean isPerfect(int num) {
+    int total = 0;
+    for (int i = 1; i <= num / 2; i++) {
+      if (num % i == 0) {
+        total += i;
+      }
+    }
+    return total == num;
+  }
+}