Submission #1322237

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Source Code Expand

using System;

namespace code_festival_morning_easy_b
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
            if (n / 20 % 2 == 0)
            {
                Console.WriteLine(n % 20 == 0 ? 1 : n % 20);
            }
            else
            {
                Console.WriteLine(n % 20 == 0 ? 20 : 20 - (n - 1) % 20);
            }
        }
    }
}

Submission Info

Judge Result