Increment and Decrement Operator in JAVA

//https://csprograms4u.blogspot.com/

//Chapter 1

//Program 4

//Increment and Decrement Operators

import java.util.Scanner;

public class IDO

{

    public static void main(String args[])

    {

        Scanner sc=new Scanner(System.in);

        int a,b,p1,p2,p3;

        System.out.println("Enter First Number");

        a=sc.nextInt();

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

        b=sc.nextInt();

        System.out.println("a="+a);

        System.out.println("b="+b);

        p1=a*b;

        System.out.println("Product="+p1);

        a++;

        b--;

        System.out.println("a is inc and b is dec");

        System.out.println("Now a="+a);

        System.out.println("and b="+b);

        p2=a*b;

        System.out.println("New Product="+p2);

        a=a+2;

        b=b-2;

        System.out.println("a is inc by 2 and b is dec by 2");

        System.out.println("Now a="+a);

        System.out.println("and b="+b);

        p3=a*b;

        System.out.println("New Product="+p3);

    }

}