#include using namespace std;

int main() { long long x, y, a; cin >> y >> x; y = y * 3; x = x * 60; a = x + y; if (a >= 480) cout << "Yes"; else cout << "No";

return 0;

}

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

int main() { double a, b; cin >> a >> b; if (a * 3 / 60 + b >= 8) cout << "Yes" << endl; else cout << "No" << endl; }