Bank.LoanAccount.Deposit C# (CSharp) Method

        public void Deposit(int deposit)
        {
            this.Balance += deposit;
        }
    }

 private static void Main()
 {
     var testAcc = new DepositAccount(Customer.Company, 10000000M, 0.5M);
     Console.WriteLine(testAcc);
     var secondTest = new LoanAccount(Customer.Individual, 10000M, 1M);
     Console.WriteLine(secondTest);
     Console.WriteLine(secondTest.CalcInterestAmount(6));
     secondTest.Deposit(503.56M);
     Console.WriteLine(secondTest);
 }