#define _USE_MATH_DEFINES
#include  <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
#include <string>
#include<math.h>
#include<iomanip>
#include<stdio.h>
#include <stdlib.h>
#include<stdio.h>
#include <queue>
#include<map>
#include <sstream>
#include<set>
#include<stack>
#include<time.h>
#include <sys/types.h>
#include <tuple>


typedef long long int ll;
//#include<bits/stdc++.h>


using namespace std;



int main()
{

    int Q;
    Q = 1;
    //cin >> Q;
    
    
    while (Q--) {
        int y, m, d;
        cin >> y >> m >> d;
        string a = "19890108",b="20190430";
        string r = to_string(y);
        if (m < 10)r.push_back('0');
        r+= ( to_string(m));
        if (d < 10)r.push_back('0');
        r+=( to_string(d));
        
        if (a <= r && r <= b)cout << "Yes" << endl;
        else cout << "No" << endl;
    }
    return 0; 
}