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

int main(){
  ll h,m;
  cin>>h>>m;
  ll s=h*3600+m*60+30;
  ll left=7*3600+30*60;
  ll right=8*3600+30*60;
  if(s<=left){
    cout<<"Yes"<<endl;
  }else if(left<s&&s<right){
    cout<<"Late"<<endl;
  }else if(right<=s){
    cout<<"No"<<endl;
  }
}