operators.java

package CoreJava;

import java.util.Scanner;
 class LogicalOperator {

	public static void main(String[] args) {
		// creating Scanner class
		Scanner sc = new Scanner(System.in);
		System.out.println("Enter first value :");
		int num1 = sc.nextInt();
		System.out.println("Enter second value :");
		int num2 = sc.nextInt();
		System.out.println("Enter third value :");
		int num3 = sc.nextInt();
		System.out.println("Performing OR operation");
		// using logical OR to verify two constraints
		if((num1<num2)||(num2==num3)) 
		{
		int sum = num1+num2+num3;
        System.out.println("the sum is :" +sum);
	}
		else {
			System.out.println("false condition");
		}
		
		System.out.println("Performing AND operation");
		// using logical AND to verify two constraints
				if((num1<num2)&&(num2==num3)) 
				{
				int sum = num1+num2+num3;
		        System.out.println("the sum is :" +sum);
			}
				else {
					System.out.println("false condition");
				}
				
			System.out.println("Performing NOT operation");
				// Performing NOT operator 
				System.out.println("!(num1<num2)=" + !(num1<num2));
				System.out.println("!(num2>num3) = "+ !(num2>num3)) ;
			
}
}