ATM Machine Program Using Java

package com.java.basicprograms;

import java.util.*;

public class ATMMachine {

public static void main(String[] args) {

int balance = 20000, withdraw, deposite, num;
Scanner sc = new Scanner(System.in);
while (true) {
System.out.println("Welcome to ATM Machine");
System.out.println("1.Withdraw");
System.out.println("2.Deposite");
System.out.println("3.Check Balance");
System.out.println("4.EXIT");
num = sc.nextInt();
switch (num) {
case 1:
System.out.println("Enter Amount to be Withdraw");
withdraw = sc.nextInt();
if (balance >= withdraw) {
balance = balance - withdraw;
System.out.println("Balance Amount is:   " + balance);
System.out.println("Please collect money");
} else {
System.out.println("You dont have enough money for withdraw");
}
System.out.println(" ");
break;
case 2:
System.out.println("Enetr Amount to deposite");
deposite = sc.nextInt();
balance = balance + deposite;
System.out.println("Balance Amount is:   " + balance);
System.out.println("Money has been deposited successfully");
System.out.println("  ");
break;
case 3:
System.out.println("Balance of your Account is:   " + balance);
System.out.println("  ");
break;
case 4:
System.exit(0);
System.out.println("  ");

}

}

}

}