JAVA PROGRAM TO CHECK OR FIND THE WHETHER THE ENTERED STRINGS ARE EQUAL OR NOT

/*   Created by IntelliJ IDEA.
 *   Author: Gyanendra Yadav (Gyanendra011Yadav-coder)
 *   Date: 7/28/2020
 *   Time: 3:35 PM
 *   File: Lab3Task.java
 */

//Create a program in Java, to input the coupon code from a client. If the client's coupon code
//   matches your already agreed upon code, then print a message to the client.


package lab3;
// 1 Import the Scanner class from the java.util package.
import java.util.Scanner;
public class Lab3Task {
    public static final String DISCOUNT_CODE = "CoVid19";
    public static void main(String[] args) {
        // 2 Create an object of the Scanner class named 'scannerObject'.
        Scanner scannerobject = new Scanner(System.in);
        // 3 Input the discount code from the client and store it in a String variable named 'clientInputDiscountCode'.
        System.out.println("PLEASE ENTER THE CODE:");
        String clientInputDiscountCode = scannerobject.nextLine();
        if (clientInputDiscountCode.isEmpty()) {
            System.out.println("The coupon code cannot be  empty!!");
        } else {
            int lengthOfUsersString = clientInputDiscountCode.length();
            int length1 = DISCOUNT_CODE.length();
            int length2 = clientInputDiscountCode.length();
            boolean isequal = false;
            if (length1 != length2) {
                System.out.println("Invalid!!Code");
            } else {
                for (int i = 0; i < length1; i++) {
                    char characterOfDISCOUNTCODE = DISCOUNT_CODE.charAt(i);
                    char characterOfClientInputDiscountCode = clientInputDiscountCode.charAt(i);
                    // 4 Write an `if` statement and check whether the client input the correct discount code.
                    if (characterOfDISCOUNTCODE == characterOfClientInputDiscountCode) {
                        isequal = true;
                    } else {
                        isequal = false;
                    }
                }
            }
            if (isequal == true) {
                //  5 If the client's discount code was correct, print "Congrats, you get ₹ 100 off on your bill!"
                System.out.println("Congrats, you get ₹ 100 off on your bill!");
            } else {
                System.out.println("Invalid!!Code");

            }

            //  6 Remove all the  comments, if you have completed the steps.
        }
    }
}