#include <bits/stdc++.h>
using namespace std;
using ch = char;
using ll = long long;
using ld = long double;
using db = double;
using st = string;
using vdb = vector<db>;
using vvdb = vector<vdb>;
using vl = vector<ll>;
using vvl = vector<vl>;
using vvvl = vector<vvl>;
using vd = vector<ld>;
using vvd = vector<vd>;
using vs = vector<st>;
using vvs = vector<vs>;
using vc = vector<ch>;
using vvc = vector<vc>;
using vb = vector<bool>;
using vvb = vector<vb>;
using vvvb = vector<vvb>;
const ll mod = 998244353;
const ll MOD = 1000000007;
using vp = vector<pair<ll,ll>>;
#define fi first
#define se second

int main(){
  ll a,b,c;
  cin>>a>>b>>c;
  if(1990<=a&&a<=2018){
    cout<<"Yes"<<endl;
  }
  else if(a==1989){
    if(b>=2){
      cout<<"Yes"<<endl;
    }
    else{
      if(c>=8){
        cout<<"Yes"<<endl;
      }
      else{
        cout<<"No"<<endl;
      }
    }
  }
  else if(a==2019){
    if(b>=5){
      cout<<"No"<<endl;
    }
    else{
      cout<<"Yes"<<endl;
    }
  }
  else{
    cout<<"No"<<endl;
  }
}