package main

import (
	"bufio"
	"fmt"
	"os"
	"strconv"
)

func main (){
    var num int
    stdin := bufio.NewScanner(os.Stdin)
    stdin.Scan()
    var text = stdin.Text()
    num, _ = strconv.Atoi(text)
    
    if num == 1 {
		fmt.Println("square1001")
	} else {
		fmt.Println("Petr")
	}
}