static void Main(string[] args) { Bank fib = new Bank("First Investment Bank"); IndividualCustomer pesho = new IndividualCustomer("Pesho"); DepositAccount depositAccount = new DepositAccount(pesho, 2M, 0.05m); fib.AddCustomer(pesho); fib.AddAccount(depositAccount); depositAccount.Deposit(1000M); Console.WriteLine("Current blanace: " + depositAccount.Balance); Console.WriteLine("Interest amount: " + depositAccount.CalculateInterest(23)); depositAccount.Withdraw(153.03M); Console.WriteLine("Current blanace: " + depositAccount.Balance); }