To develop a java program to swap the content of two variables.

 import java.util.Scanner;

  class swap_with{

  public static void main(String[] args){

  int a,b,c;

  Scanner in= new Scanner(System.in);

  System.out.println("Enter the values a and b:");

  a=in.nextInt();

  b=in.nextInt();

  System.out.println("\nBefore swapping:\n"+a+" and "+b);

  c=a;

  a=b;

  b=c;

  System.out.println("\nAfter swapping:\n"+a+" and "+c);

  }

}