Factorial Division

using System;
using System.Threading;

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.Write("Enter your first number: ");
            int first = int.Parse(Console.ReadLine());
            Console.Write("Enter your second number: ");
            int second = int.Parse(Console.ReadLine());
            Console.WriteLine(FactorialDivision(first,second));

        }

        static int FactorialDivision(int int1,int int2)
        {
            int sum1 = 1;
            for(int i = 1; i <= int1; i++)
            {
                sum1 *= i;
            }
            int sum2 = 1;
            for(int k = 1; k <= int2; k++)
            {
                sum2 *= k;
            }

            return sum1 / sum2;
        }


    }
}