#include <iostream>
using namespace std;

int main() {
  int h, m;
  cin >> h >> m;
  int low = 7 * 60 * 60 + 30 * 60;
  int high = 8 * 60 * 60 + 30 * 60;

  int woke = h * 60 * 60 + m * 60 + 30;
  if (woke < low) {
    puts("Yes");
  } else if (woke < high) {
    puts("Late");
  } else {
    puts("No");
  }
  return 0;
}