using System;

public class Program

{

    public static void Main()

    {

        double    inputBalance,

                  balance = 0,

                  withdraw;

            int option1;

​

            Console.WriteLine("Welcome!");

            Console.Write("Enter your balance: ");

            inputBalance = Convert.ToDouble(Console.ReadLine());

            repeat:

            Console.WriteLine("--------------------------------");

            Console.WriteLine("Select an option and enter a number of option: \n1. Withdraw Amount\n2. Deposit Amount" +

                "\n3. Exit ");

            option1 = Convert.ToInt32(Console.ReadLine());

            Console.WriteLine("--------------------------------");

            if (option1 == 1)

            {

            repeat1:

                balance = inputBalance;

                Console.Write("How much amount you want to withdraw from your account?\nAmount: ");

                withdraw = Convert.ToDouble(Console.ReadLine());

​

                if (balance >= withdraw)

                {

                    Console.WriteLine("------------------------------------------------");

                    balance = balance - withdraw;

                    Console.WriteLine("Your new balance is: " + balance);

                    goto repeat;

                }

                else

                {

                    Console.WriteLine("------------------------------------------------");

                    Console.WriteLine("Not enough Balance!\nYou only have " + balance + " " +

                    "left in your account!\nPLEASE TRY AGAIN!");

                    Console.WriteLine("--------------------------------");

                    goto repeat1;

                }

            }

            else if (option1 == 2)

            {

                Console.Write("How much amount you want to deposit from your account?\nAmount: ");

                withdraw = Convert.ToDouble(Console.ReadLine());

​

                if (balance <= withdraw)

                {

                    Console.WriteLine("------------------------------------------------");

                    balance = balance + withdraw;

                    Console.WriteLine("Your new balance is: " + balance);

                    goto repeat;

                }

​

​

​

            }

            else if (option1 == 3)

            {

                Console.Write("Thank you for using the system!");

            }

            else

            {

                Console.Write("Error not FOund");

            }

            Console.ReadLine();

​

    }

}