using System;
using System.Collections.Generic;
using System.Linq;

namespace The_Great_Samurai_Battle
{
    class Program
    {
        static void Main(string[] args)
        {
            List<int> samuraiMasters = Console.ReadLine().Split(' ').Select(int.Parse).ToList();
            int sequenceLength = samuraiMasters.Count;
            bool[] deadIndexes = new bool[sequenceLength];
            for (int i = 0; i < sequenceLength; i++)
            {
                deadIndexes[i] = true;
            }
            int trueCount = trueCount = deadIndexes.Count(x => x);

            while (trueCount != 1)
            {
                for (int attackerIndex = 0; attackerIndex < sequenceLength; attackerIndex++)
                {

                    if (deadIndexes[attackerIndex] == false)
                    {
                        continue;
                    }
                    int targetIndex = samuraiMasters[attackerIndex] % sequenceLength;

                    int difference = Math.Abs(attackerIndex - targetIndex);

                    if (difference == 0)
                    {
                        deadIndexes[attackerIndex] = false; ;
                        Console.WriteLine($"{attackerIndex} performed harakiri");
                        //samuraiMasters.RemoveAt(attackerIndex);
                    }
                    else if (difference % 2 != 0)
                    {
                        deadIndexes[attackerIndex] = false; ;
                        Console.WriteLine($"{attackerIndex} x {targetIndex} -> {targetIndex} wins");
                        // samuraiMasters.RemoveAt(attackerIndex);
                    }
                    else if (difference % 2 == 0)
                    {
                        deadIndexes[targetIndex] = false;
                        Console.WriteLine($"{attackerIndex} x {targetIndex} -> {attackerIndex} wins");
                        //samuraiMasters.RemoveAt(targetIndex);
                    }

                    trueCount = deadIndexes.Count(x => x);
                }
            }
        }
    }
}