adding old solved challenges

AngryProfessor/AngryProf.java

@@ -0,0 +1,32 @@
+package AngryProfessor;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class AngryProf {
+  public static void main(String[] args) {
+
+    List<Integer> a = new ArrayList<>();
+    a.add(0);
+    a.add(1);
+    a.add(2);
+    a.add(2);
+    a.add(3);
+    String answer = AngryProfessor(2, a);
+    System.out.println(answer);
+  }
+
+  public static String AngryProfessor(int k, List<Integer> a) {
+
+    int numOnTime = 0;
+    for (int x : a) {
+      if (x <= 0) {
+        numOnTime++;
+      }
+    }
+    if (numOnTime > k) {
+      return "No";
+    }
+    return "Yes";
+  }
+}