#include <fstream>
#include <iostream>

int main() {

	//std::ifstream inf("Text.txt");	std::cin.rdbuf(inf.rdbuf());

	int a = 0;
	std::cin >> a;

	if (a == 1) {
		std::cout << "square1001" << std::endl;
	}
	else {
		std::cout << "Petr" << std::endl;
	}

	return 0;
}