#include <iostream>
#include <random>
#include <functional>

int main() {
	using namespace std;
	random_device seeder;
	
	auto dist = bind(uniform_int_distribution<int>(0, 1), mt19937_64(seeder()));
	
	if(dist() == 0) {
		cout << "You won!\n";
	} else {
		cout << "Sorry, you lost.\n";
	}
}