#include #include #include #include #include #include #include #include #include #include using namespace std; typedef long long ll; int main(){ ll a,b,c; cin >> a >> b >> c; ll d = a * 365 + b * 31 + c; if(d >= 1989*365+1*31+8 && d <= 2019*365+4*31+30){ cout << "Yes" << endl; } else cout << "No" << endl; }