package p02_snowmen;
//&& snowmen.size() > 1
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

public class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));

        String[] array = reader.readLine().split("\\s+");
        List<Integer> snowmen = new ArrayList<>();


        for (int i = 0; i < array.length; i++) {
            snowmen.add(Integer.parseInt(array[i]));
        }

        int count = 0;
        int attacker = 0;
        int target = 0;
        int result = 0;
        while(snowmen.size() != 1){
            count = 0;
            for (int i = 0; i < snowmen.size() ; i++) {
                if(snowmen.size() == count+1){
                    break;
                }
                attacker = i;
                target = snowmen.get(i);
                if(target < 0 ){
                    continue;
                }
                if(target >= snowmen.size()){
                    target = (target % snowmen.size());
                }

                result = Math.abs(attacker - target);
                if(result == 0){
                    System.out.println(String.format("%d performed harakiri",i));
                    snowmen.set(i,-1);
                    count++;
                }
                else if(result %2 == 0){
                    System.out.println(String.format("%d x %d -> %d wins",i,target,i));
                    snowmen.set(target,-1);
                    count++;
                }
                else {
                    System.out.println(String.format("%d x %d -> %d wins",i,target,target));
                    snowmen.set(i,-1);
                    count++;
                }

            }
            for (int i = 0; i <snowmen.size() ; i++) {
                if(snowmen.get(i) == -1){
                    snowmen.remove(i);
                    i--;
                }
            }
        }
    }
}