Bank Account

using System;

class BankAccount
{
    static void Main()
    {
        string holderFirstName = "First";
        string holderMiddleName = "Middle";
        string holderLastName = "Last";
        string bankName = "Second Investment Bank";
        decimal accountBalance = 197987897446313.99m;
        string accountIBAN = "BG45RZBB48786549354266";
        string bankBIC = "RZBBBGSF";
        ulong[] creditCardnum = new ulong[] {7865412365898745, 4879532145789245, 9557224561115486};

        Console.WriteLine("Full name: \t\t{0}", holderFirstName + " " + holderMiddleName + " " + holderLastName);
        Console.WriteLine("Balance: \t\t\u0024{0}", accountBalance);
        Console.WriteLine("Bank name: \t\t{0}", bankName);
        Console.WriteLine("IBAN: \t\t\t{0}", accountIBAN);
        Console.WriteLine("BIC: \t\t\t{0}", bankBIC);
        for (int i = 0; i < creditCardnum.Length;i++ )
        {
            Console.WriteLine("Credit card number #{0}:\t{1}", i+1, creditCardnum[i]);
        }
        Console.WriteLine();
    }
}