AeSwap.java

package bas1;

import java.util.Scanner;

public class AeSwap {
	public static void main(String[] args) {
		Scanner reader = new Scanner(System.in);
		System.out.println("Enter two numbers");
	    // nextInt() reads the next integer from the keyboard
	    int first = reader.nextInt();
	    int second = reader.nextInt();
	    
        System.out.println("--Before swap--");        // Value of first is assigned to temporary
        int temporary = first;

        // Value of second is assigned to first
        first = second;

        // Value of temporary (which contains the initial value of first) is assigned to second
        second = temporary;

        System.out.println("--After swap--");
        System.out.println("First number = " + first);
        System.out.println("Second number = " + second);
        
        reader.close();
	}

}