Bank.java

import java.util.*;

class InsufficientBalanceException extends Exception{
 InsufficientBalanceException(String str){
 super(str);
 }
}

public class Bank {
 
 public static void main(String[] args) {
 Scanner scn = new Scanner(System.in);
 double balance = scn.nextDouble();

 double amount = scn.nextDouble();

 try{
 if(amount > balance)
 throw new InsufficientBalanceException("Insufficient balance");
 balance -= amount;
 System.out.println("Remaining Balance = " + balance);
 }catch(Exception e){
 System.out.println(e.getMessage());
 }
 }
}