Exercise_3/Task_3+4

package Exercise_3;

import java.util.Scanner;

public class Task_3_4 {
    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);

        int a;
        int balance = 0, q = 1, w = 0;
        String name = "";

        System.out.printf("- - - - Welcome to Bank of Hkr - - - - %n1) New account %n2) View account %n3) Deposit %n4) Withdraw %n5) Exit %n- - - - - - - - - - - - - - - - - - - -%n");


        while (q == 1) {
            if (w > 0) {
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                System.out.printf("- - - - - - - - - - - - - - - - - - - -%n1) New account %n2) View account %n3) Deposit %n4) Withdraw %n5) Exit%n- - - - - - - - - - - - - - - - - - - -%n");
            }
            w++;

            System.out.println("Please input your choice ");
            a = input.nextInt();
            input.nextLine();
            switch (a) {
                case 1:
                    System.out.println("Please enter your name for your new account");
                    name = input.nextLine();
                    System.out.println("You account's name is: " + name);
                    break;
                case 2:
                    if (name.equals("")) {
                        System.out.println("There are no registered accounts.");
                    }
                    else {
                        System.out.println("Here's the information of your account\nName:");
                        System.out.println(name);
                        System.out.println("Your balance is = " + balance + " SEK");
                    }
                    break;
                case 3:
                    if (name.equals("")) {
                        System.out.println("There are no registered accounts.");
                    }
                    else {
                        System.out.println("How much money would you like to deposit?");
                        balance += input.nextInt();
                        System.out.println("Your new balance is = " + balance + " SEK");
                    }
                    break;
                case 4:
                    if (name.equals("")) {
                        System.out.println("There are no registered accounts.");
                    }
                    else {
                        System.out.println("How much money would you like to withdraw?");
                        balance -= input.nextInt();
                        System.out.println("Your new balance is = " + balance + " SEK");
                    }
                    break;
                case 5:
                    System.out.println("Thank you for visiting our bank");
                    q = 0;
                    break;
                default:
                    System.out.println("Error: Wrong number");
                    break;
            }
        }
    }
}