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

#define all(a) a.begin(),a.end()
#define pb push_back
#define sz(a) ((int)a.size())

const int N=200005,mod=998244353;
int add(int x, int y){x+=y; if(x>=mod) x-=mod; return x;}
int sub(int x, int y){x-=y; if(x<0) x+=mod; return x;}
int mul(int x, int y){return ((ll)x)*y%mod;}
int Pow(int x, ll y=mod-2){int res=1; for(; y; x=mul(x,x),y>>=1) if(y&1) res=mul(res,x); return res;}

signed main(){
    ios_base::sync_with_stdio(0),cin.tie(0);
    cout << fixed << setprecision(20);
    int a,b; cin >> a >> b;
    int n=a*60+b;
    if(n<7*60+30) cout << "Yes\n";
    else if(n<8*60+30) cout << "Late\n";
    else cout << "No\n";
}