#include <stdio.h>

int main() {
	int H, M;
	scanf("&d &d", &H, &M);
	if (60*H + M < 60*7 + 30)
	{
		printf("Yes\n");
	}
	else if (7*60 + 30 <= 60*H + M || 60*H + M < 8*60 + 30)
	{
		printf("Late\n");
	}
	else
	{
		printf("No\n");
	}
}