Java-Collection-Framework-and-Java-Set/HashSetDemo10.java at main · AvinandanBose/Java-Collection-Framework-and-Java-Set · GitHub

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import java.util.HashSet;

import java.util.Set;

public class HashSetDemo10 {

public static void main(String[] args) {

Set<Integer> set1 = new HashSet<>();

Set<Integer> set2 = new HashSet<>();

set1.add(1);

set1.add(2);

set1.add(3);

set1.add(4);

set1.add(5);

set2.add(10);

set2.add(20);

set2.add(30);

set2.add(40);

set2.add(50);

set1.addAll(set2);

System.out.println(set1);

}

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