#include <algorithm>
#include <bits/stdc++.h>
using namespace std;
#include <atcoder/all>
using namespace atcoder;
using ll = long long;
#define reps(i, a, n) for (ll i = (a); i < (ll)(n); ++i)
#define rep(i, n) reps(i, 0, n)
#define all(a) (a).begin(), (a).end();
//なんかstd::vector<bool>の挙動を修正できるやつ

/* alias */
using ull = unsigned long long;
using ll = long long;
using vi = vector<int>;
using vl = vector<long>;
using vll = vector<long long>;
using vvi = vector<vi>;
using vvl = vector<vl>;
using vvll = vector<vll>;
using vs = vector<string>;
using pii = pair<int, int>;
#define debug(x)                                                               \
  cerr << "\033[33m(line:" << __LINE__ << ") " << #x << ": " << x << "\033[m"  \
       << endl;
const ll minf = -1e10;
int main() {
  int h, m;
  cin >> h >> m;
  if(h < 7) cout << "Yes\n";
  else if(h == 7){
    if(m < 30) cout << "Yes\n";
    else cout << "Late\n";
  }else{
    cout << "No\n";
  }
  
}