04. Combination

using System;

namespace Combination
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
            int counter = 0;


            for (int a = 0; a <= n; a++)
            {
                for (int b = 0; b <= n; b++)
                {
                    for (int c = 0; c <= n; c++)
                    {
                        for (int d = 0; d <= n; d++)
                        {
                            for (int e = 0; e<= n; e++)
                            {

                                if (a  + b  + c  + d  + e == n)
                                {
                                    counter++;
                                }
                            }
                        }
                    }
                }
            }


            Console.WriteLine(counter);
        }
    }
}