static void Main() { string decorationLine = new string('-', 80); Console.Write(decorationLine); Console.WriteLine("***Calculating interest amount for different kinds of bank accounts***"); Console.Write(decorationLine); // Creating some customers IndividualCustomer customer1 = new IndividualCustomer("Ivan", "Ivanov", 11223344); CompanyCustomer customer2 = new CompanyCustomer("Company 0101", 99887766); CompanyCustomer customer3 = new CompanyCustomer("Company 123", 22334455); // Creating different kinds of accounts DepositAccount account1 = new DepositAccount(customer1, 10000m, 5.6m); LoanAccount account2 = new LoanAccount(customer2, 5000m, 4.8m); DepositAccount account3 = new DepositAccount(customer3, 3400m, 6.4m); // Creating the bank with the accounts List<Account> accounts = new List<Account>() { account1, account2, account3 }; Bank fakeBank = new Bank("Fake Bank", accounts); // Adding account to the bank IndividualCustomer customer4 = new IndividualCustomer("Georgi", "Georgiev", 66778800); MortgageAccount account4 = new MortgageAccount(customer4, 2000m, 4.1m); fakeBank.AddAccount(account4); // Printing all the information about the bank and its clients on the console Console.WriteLine(fakeBank); // Depositting and withdrawing money to account1 account1.DepositMoney(100m); account1.WithdrawMoney(2000m); Console.WriteLine("After depositting and withdrawing money from {0} {1}'s account the balance is: {2:C2}", customer1.FirstName, customer1.LastName, account1.Balance); Console.WriteLine(); // Calculating the interest amount for all the accounts in the bank Console.WriteLine("Deposit account interest amount after 5 months: {0:C2}", account1.CalculateInterestAmount(5)); account3.WithdrawMoney(2600m); Console.WriteLine("Deposit account interest amount after 2 months: {0:C2}", account3.CalculateInterestAmount(2)); Console.WriteLine("Loan account interest amount after 10 months: {0:C2}", account2.CalculateInterestAmount(10)); Console.WriteLine("Mortgage account interest amount after 1 year: {0:C2}", account4.CalculateInterestAmount(12)); }