factoriel

// resharper disable all

string input = Console.ReadLine()!;

int factorialSum = 0;
for (int i = 0; i < input.Length; i++)
{
    char currentChar = input[i];
    int parsedChar = int.Parse(currentChar.ToString());

    int factForThisChar = 1;
    for (int j = 1; j <= parsedChar; j++)
    {
        factForThisChar = factForThisChar * j;
    }

    factorialSum += factForThisChar;
}

int inputParsed = int.Parse(input);
int factForInput = 1;
for (int i = 1; i <= inputParsed; i++)
{
    factForInput = factForInput * i;
}

if (factForInput != factorialSum)
{
    Console.WriteLine("not equal :(");
}
else
{
    Console.WriteLine("equal!!! :D");
}