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

namespace Problem_2___Snowmen
{
    class Program
    {
        static void Main(string[] args)
        {
            List<int> input = Console.ReadLine()
             .Split(' ')
             .Select(int.Parse)
                .ToList();

            List<int> bleackList = new List<int>();
            int attackerPower = 0;
            while (input.Count>1) {
                for (int index = 0; index < input.Count; index++)
                {
                    int attacker = index;
                    attackerPower = input[index];
                    int target = input[index];
                    // int looser = -1;
                    int beetResult = 0;


                    if (target < input.Count)
                    {
                        beetResult = Math.Abs(attacker - target);
                    }
                    else
                    {
                        beetResult = target % input.Count;
                    }
                    if (target == attacker)
                    {
                        Console.WriteLine($"{attacker} performed harakiri");
                        bleackList.Add(attacker);
                        bleackList.Distinct();

                    }
                    if (beetResult % 2 == 0 && beetResult != 0)
                    {
                        // winer = attacker;
                        Console.WriteLine($"{attacker} x {target} -> {attacker} wins");
                        bleackList.Add(target);
                        bleackList.Distinct();

                    }
                    if (beetResult % 2 != 0)
                    {
                        Console.WriteLine($"{attacker} x {target} -> {target} wins");
                        bleackList.Add(attacker);
                        bleackList.Distinct();
                    }

                }
                foreach (var losers in bleackList)
                {
                    input.RemoveAt(losers);
                }
                bleackList.Clear();

            }
        }
    }
}