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Author: AvinandanBose

HashSetDemo14.java

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+import java.util.HashSet;
+
+public class HashSetDemo14 {
+    
+
+
+
+
+    public static void main(String[] args) {
+        HashSet<String> set = new HashSet<>();
+        HashSet<String> set1 = new HashSet<>();
+        set.add("A");
+        set.add("a");
+        set.add("B");
+        set.add("b");
+        set1.add("A");
+        set1.add("a");
+        set1.add("B");
+        System.out.println(set1);
+
+        Boolean b = set.containsAll(set);
+
+        System.out.println(b);
+
+    }
+
+}
+