#include<iostream>
#include<string>
#include<iomanip>
using namespace std;
int main(){
    string name;
    int att,hel;
    getline(cin, name);
    ih(!(cin >> att>> hel)){
        return 0;
    }
    if(att<0){
        cout << "Invalid input" << endl;
        return 0;
    }
    if(att > hel){
        cout << "Invalid input"<< endl;
        return 0;
    }
    double per = (static_cast<double>(att) / hel) * 100;
    cout << static_cast<int>(per) << "%" << endl;
    if(oer >= 75.0){
        cout << "Yes" << endl;
    }else {
        cout <<"No" << endl;
    }
    return 0;
}