#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef pair<int,int> P;
#define REP(i,n) for(int i=0;i<int(n);i++)


int main(void){
	cin.tie(nullptr);  ios_base::sync_with_stdio(false);
	int i,j,k;

	int H,M;
	cin >> H >> M;

	int x=3600*H+60*M+30;

	if(x<7*3600+30*60) cout << "Yes" << endl;
	else if(x<8*3600+30*60) cout << "Late" << endl;
	else cout << "No" << endl;


	return 0;
}