Problem 2 – Snowmen

using System;
using System.Linq;
using System.Collections.Generic;
namespace _2.Snowman_2
{
    class Program
    {
        static void Main(string[] args)
        {
            List<int> input = Console.ReadLine().Split().Select(int.Parse).ToList();
            List<int> loss = new List<int>();


                while (input.Count != 1)
                {


                    for (int i = 0; i < input.Count; i++)
                    {
                        if (Math.Abs(loss.Count - input.Count) == 1)
                        {
                            continue;
                        }
                        if (loss.Any(x => x == i))
                        {
                            continue;
                        }

                       int tar = input[i];
                       int at = i;
                        if (tar >= input.Count)
                        {
                            tar = tar % input.Count;
                        }

                       int  diff = Math.Abs(at - tar);

                        if (diff == 0)
                        {
                            Console.WriteLine($"{at} performed harakiri");
                            loss.Add(at);loss = loss.Distinct().ToList();
                        }
                        else if (diff != 0 && diff % 2 == 0)
                        {
                            Console.WriteLine($"{at} x {tar} -> {at} wins");

                            loss.Add(tar);
                        loss = loss.Distinct().ToList();

                        }
                        else
                        {
                            Console.WriteLine($"{at} x {tar} -> {tar} wins");

                            loss.Add(at);
                        loss = loss.Distinct().ToList();

                        }

                    }

                    foreach (var c in loss.OrderByDescending(x => x).Distinct())
                    {

                        input.RemoveAt(c);

                    }
                    loss.Clear();
                }


            }


        }
    }