package queue;

import java.util.*;

import java.io.*;

public class Queue {

private static int peopleInQueue;

private static String result;

private static void getData() throws IOException{ // Получение данных

FileReader file = new FileReader("input.txt");

Scanner sc = new Scanner(file);

peopleInQueue = sc.nextInt();

}

private static void timeInQueue(){ // Расчет времени в очереди

int queue;

int hour, minute, allminute;

boolean sucsess = true;

if(peopleInQueue % 2 == 0){ // 1 очередь

queue = peopleInQueue / 2 - 1;

allminute = queue * 10;

hour = allminute / 60;

minute = allminute - hour * 60 + 5;

if(minute >= 60){

hour = hour + 1;

minute = minute + 5 - 60;

}

if(hour > 11 || (hour == 11 && minute > 55)){

sucsess = false;

}

}else{ // 2 очередь

queue = peopleInQueue / 2;

allminute = queue * 10;

hour = allminute / 60;

minute = allminute - hour * 60;

if(minute >= 60){

hour = hour + 1;

minute = minute - 60;

}

if((hour == 12 && minute !=0) || hour > 12){

sucsess = false;

}

}

result = (!sucsess) ? "NO" : hour + " " + minute; // Ответ на задачу

}

public static void main(String[] argv) throws IOException{

getData();

timeInQueue();

PrintWriter pw = new PrintWriter(new File("output.txt"));

pw.print(result);

pw.close();

}

}