using System;

public class Bank

{

    public static void Withdraw(int amt)

    {

        int initbal = 10000;

        int updatedbal = initbal - amt;

        if (updatedbal <0)

        {

            throw new Exception("Insufficient balance in account!!!"); //THROWS

        }

    }

    public static void Main()

    {

        try

        {

            Withdraw(12000);

        }

        catch (Exception e)

        {

            Console.WriteLine(e.Message);//CATCHES

        }

    }

}