static void Main() { DepositAcc depositAcc = new DepositAcc(Customer.company, 2341, 2.6); LoanAcc loanAcc = new LoanAcc(Customer.company, 10000, 6); loanAcc.Deposit(1000); depositAcc.WithdrawMoney(2300); Console.WriteLine(depositAcc.Balance); Console.WriteLine(loanAcc.Balance); Account mortgageAcc = new MortgageAcc(Customer.company, 6432, 3.2); Console.WriteLine(depositAcc.CalculateInterest(10)); Console.WriteLine(loanAcc.CalculateInterest(5)); Console.WriteLine(mortgageAcc.CalculateInterest(5)); }