Magic Car Numbers

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;


class Program
{
    static void Main(string[] args)
    {
        char[] letter = { 'A', 'B', 'C', 'E', 'H', 'K', 'M', 'P', 'T', 'X' };
        int[] weights = { 10, 20, 30, 50, 80, 110, 130, 160, 200, 240 };

        int inputSum = Int32.Parse(Console.ReadLine());
        int weightOfCA = weights[Array.IndexOf(letter, 'C')] + weights[Array.IndexOf(letter, 'A')];
        int counter = 0;
        for (int firstDigit = 0; firstDigit < 10; firstDigit++)
        {
            for (int secondDigit = 0; secondDigit < 10; secondDigit++)
            {
                for (int thirdDigit = 0; thirdDigit < 10; thirdDigit++)
                {
                    for (int forthDigit = 0; forthDigit < 10; forthDigit++)
                    {
                        for (int firstLetter = 0; firstLetter < 10; firstLetter++)
                        {
                            char currLetter = letter[firstLetter];
                            int currWeight = weights[firstLetter];
                            for (int secondLetter = 0; secondLetter < 10; secondLetter++)
                            {
                                char secondCurrLetter = letter[secondLetter];
                                int secondCurrWeight = weights[secondLetter];
                                // tuka lainata po4vat da se slu4vat , mamaudaiba
                                if (firstDigit == secondDigit && secondDigit == thirdDigit && thirdDigit == forthDigit ||
                                    secondDigit == thirdDigit && thirdDigit == forthDigit && firstDigit != forthDigit ||
                                    firstDigit == secondDigit && secondDigit == thirdDigit && forthDigit != thirdDigit ||
                                    firstDigit == secondDigit && thirdDigit == forthDigit && forthDigit != firstDigit ||
                                    firstDigit == thirdDigit && secondDigit == forthDigit && firstDigit != secondDigit ||
                                    firstDigit == forthDigit && secondDigit == thirdDigit && firstDigit != secondDigit)
                                {


                                    int sumOfCurrentSetOfCHars = weightOfCA + firstDigit + secondDigit + thirdDigit + forthDigit +
                                        currWeight + secondCurrWeight;
                                    if (sumOfCurrentSetOfCHars == inputSum)
                                    {
                                        counter++;
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
        Console.WriteLine(counter);
    }
}