Main.java Source code

Introduction

Here is the source code for Main.java

Source

import java.util.Vector;

public class Main {
    public static void main(String[] args) {
        Vector<Integer> vec = new Vector<Integer>(4);
        Vector<Integer> vecretain = new Vector<Integer>(4);

        vec.add(1);
        vec.add(2);
        vec.add(3);
        vec.add(4);
        vec.add(5);
        vec.add(6);
        vec.add(7);

        // this elements will be retained
        vecretain.add(5);
        vecretain.add(3);
        vecretain.add(2);

        vec.retainAll(vecretain);

        for (Integer number : vec) {
            System.out.println("Number = " + number);
        }
    }
}