#include <iostream>
using namespace std;

int main(){
    double weight;

    while(cin >> weight){
        if(weight > 91.00){
            cout << "heavy" << endl;
        }else if(weight > 81.00){
            cout << "light heavy" << endl;
        }else if(weight > 75.00){
            cout << "middle" << endl;
        }else if(weight > 69.00){
            cout << "light middle" << endl;
        }else if(weight > 64.00){
            cout << "welter" << endl;
        }else if(weight > 60.00){
            cout << "light welter" << endl;
        }else if(weight > 57.00){
            cout << "light" << endl;
        }else if(weight > 54.00){
            cout << "feather" << endl;
        }else if(weight > 51.00){
            cout << "bantam" << endl;
        }else if(weight > 48.00){
            cout << "fly" << endl;
        }else{
            cout << "light fly" << endl;
        }
    }

    return 0;
}