Snowmen

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

namespace Snowmen
{
    class Program
    {
        static void Main(string[] args)
        {
            List<int> snowmen = Console.ReadLine().Split(' ').Select(int.Parse).ToList();
            int lenght = snowmen.Count-1;
            int diff = 0;
            int count = 0;
            var winers = new List<int>();

            while (count == 0)
            {

                for (int i = 0; i < snowmen.Count - 1; i++)
                {

                    if (snowmen[i] > snowmen.Count-1)
                    {
                        snowmen[i] = snowmen[i] % snowmen.Count;
                    }

                    diff = Math.Abs(i - snowmen[i]);


                    if(snowmen[i] != i)
                    {
                        if (diff % 2 == 0)
                        {
                            Console.WriteLine($"{i} x {snowmen[i]} -> {i} wins");
                            winers.Add(snowmen[i]);
                        }
                        else if (diff % 2 != 0)
                        {
                            Console.WriteLine($"{i} x {snowmen[i]} -> {snowmen[i]} wins");

                        }
                    }
                    else
                    {
                        Console.WriteLine($"{i} performed harakiri");
                        if (snowmen.Count == 0 || snowmen.Count == 1)
                        {
                            return;
                        }
                        break;
                    }

                    if (i == snowmen.Count - 1)
                    {
                        if (snowmen.Count == winers.Count)
                        {
                            count++;
                        }
                    }
                }

                snowmen = winers.ToList();
                winers.Clear();
                if (snowmen.Count == 0 || snowmen.Count == 1)
                {
                    break;
                }
            }
          }
        }
    }