#include <bits/stdc++.h>

using namespace std;
using ll = long long;

int main(){
    cin.tie(nullptr);
    ios_base::sync_with_stdio(false);

    int y, m, d;
    cin >> y >> m >> d;

    auto yes = [](){
        cout << "Yes" << endl;
        exit(0);
    };
    if (1990 <= y && y <= 2018) yes();
    if (y == 1989){
        if (m >= 2) yes();
        if (m == 1 && d >= 8) yes();
    }
    if (y == 2019){
        if (m <= 3) yes();
        if (m == 4 && d <= 30) yes();
    }

    cout << "No" << endl;


    return 0;
}