pin.java

import java.util.Scanner;
public class pin {
    public static void main(String[] args) {

        //Develop a java program to validate bank PIN of a customer. Use a while loop to repeat code until a valid PIN
        //is entered.
        /*
        *Declare a valid integer PIN
        * Prompt the user to enter the PIN.
        *In a while loop, perform the following steps:
        * Compare the user-entered PIN with the already declared PIN
        * If the entered PIN is not the same, prompt the user to enter the PIN again
        * Repeat the loop until the correct PIN is entered.
        *Print a message confirming that the correct PIN has been entered and that the user now has access to their account.
         */

        Scanner input = new Scanner (System.in);

        int pin = 1279, user_pin;

        System.out.println("Pin Number: ");
        user_pin = input.nextInt();

        while(user_pin != 1279) {

            if(user_pin != pin) {
                System.out.println("Incorrect pin. Enter pin again.");

                //System.out.println("Pin Number: ");
                //user_pin = input.nextInt();
            }

            if(user_pin == pin) {
                System.out.println("Correct pin.");
            }
            System.out.println("Pin Number: ");
            user_pin = input.nextInt();
        }
    }
}