Java program to swap two numbers.

import java.util.Scanner;

class Exercise6{

public static void main(String args[]){

Scanner sc=new Scanner(System.in);

System.out.println("Enter first number");

int num1=sc.nextInt();

System.out.println("Enter Second number");

int num2=sc.nextInt();

System.out.println("Swap of "+num1+" & "+num2);

int temp;

temp=num1;

num1=num2;

num2=temp;

System.out.println("result\n"+num1+" & "+num2);

}

}

Save as: Exercise6.java

Output: