#include<iostream>
#include<algorithm>
#include<vector>
#include<cmath>
#include<cstdio>
#include<string>

using namespace std;
using ll = long long;

int main(){ 
        int y,m,d;
        cin >> y >> m >> d;
        if(1967<=y&&y<=2037){
                cout << "Yes";
        }
        else if(y==1969&&m==12&&d==31){
                cout << "Yes";
        }
        else if(y==2038&&m<=1&&d<=20){
                cout << "Yes";
        }
        else    cout << "No";
        return 0;
}