#include "bits/stdc++.h"
using namespace std;

int GetRand() {
	random_device rnd;
	mt19937 mt(rnd());
	uniform_int_distribution<> rand_max(0, 1000000);
	return rand_max(mt);
}

void print() {
	int r = GetRand();
	if (r % 3 == 0) {
		cout << "No" << endl;
	}
	else {
		cout << "Yes" << endl;
	}
}

int main() {
	print();
}