#include <bits/stdc++.h>
#define rep(i,n)for(long long i=0;i<(n);i++)
using namespace std;
typedef unsigned long long ull;
typedef long long ll;
const ll INF=1e18;
const int MOD=1e9+7;
const double pi=acos(-1);

int main(){
  int y,m,d;
  cin >> y >> m >> d;
  bool ok=false;
  if(1990<=y && y<=2018)ok=true;
  if(y==1989){
    if(2<=m)ok=true;
    if(m==1){
      if(8<=d)ok=true;
    }
  }
  if(y==2019){
    if(m<=3)ok=true;
    if(m==4){
      if(d<=30)ok=true;
    }
  }
  if(ok)cout<<"Yes"<<endl;
  else cout<<"No"<<endl;
}