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Author: AvinandanBose

copyonwritearrayset3.java

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+package CopyOnWriteArraySet;
+
+import java.util.concurrent.CopyOnWriteArraySet;
+public class copyonwritearrayset3 {
+    public static void main(String[] args) {
+
+        CopyOnWriteArraySet<Integer> set = new CopyOnWriteArraySet<>();
+        set.add(1);
+        set.add(2);
+        set.add(3);
+        set.add(4);
+        // hashCode
+        System.out.println(set.hashCode());                              
+    }
+}

copyonwritearrayset4.java

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+package CopyOnWriteArraySet;
+import java.util.concurrent.CopyOnWriteArraySet;
+class copyonwritearrayset4 {
+
+    public static void main(String[] args) {
+
+        CopyOnWriteArraySet<Integer> set = new CopyOnWriteArraySet<>();
+        set.add(1);
+        set.add(2);
+        set.add(3);
+        set.add(4);
+        // hashCode
+        System.out.println(set.toString());                              
+    }
+    
+}