#include <cstdio>
#include <iostream>

using namespace std;

int main(){
	double n;
	while(cin >> n){
		if(n > 91.0){
			cout << "heavy" << endl;
		}else if(n > 81.0){
			cout << "light heavy" << endl;
		}else if(n > 75.0){
			cout << "middle" << endl;
		}else if(n > 69.0){
			cout << "light middle" << endl;
		}else if(n > 64.0){
			cout << "welter" << endl;
		}else if(n > 60.0){
			cout << "light welter" << endl;
		}else if(n > 57.0){
			cout << "light" << endl;
		}else if(n > 54.0){
			cout << "feather" << endl;
		}else if(n > 51.0){
			cout << "bantam" << endl;
		}else if(n > 48.0){
			cout << "fly" << endl;
		}else{
			cout << "light fly" << endl;
		}
	}
}