Program to interchange the value of the given 2 numbers

/* Program to interchange the value of the given 2 numbers */

class P3
{

    public static void main(String args[])
    {
        int no1=5, no2=18, temp;
       
        System.out.println("\nBefore interchange Numbers are : ");
        System.out.println("First Number : "+no1);
        System.out.println("Second Number : "+no2);

        temp = no1;
        no1 = no2;
        no2 = temp;

        System.out.println("\nAfter interchange Numbers are : ");
        System.out.println("First Number : "+no1);
        System.out.println("Second  Number : "+no2);

    }
}