/*

Demonstrate the if.

Call this file IfDemo.java.

*/

class IfDemo {

public static void main(String args[]) {

int a, b, c;

a = 2;

b = 3;

if(a < b) System.out.println("a is less than b");

// this won't display anything

if(a == b) System.out.println("you won't see this");

System.out.println();

c = a - b; // c contains -1

System.out.println("c contains -1");

if(c >= 0) System.out.println("c is non-negative");

if(c < 0) System.out.println("c is negative");

System.out.println();

c = b - a; // c now contains 1

System.out.println("c contains 1");

if(c >= 0) System.out.println("c is non-negative");

if(c < 0) System.out.println("c is negative");

}

}