#include <iostream>
using namespace std;

int main(){
	double n;
	while(cin >> n){
		if(n > 91.00) cout << "heavy" << endl;
		else if(n > 81.00) cout << "light middle" << endl;
		else if(n > 75.00) cout << "middle" << endl;
		else if(n > 69.00) cout << "light middle" << endl;
		else if(n > 64.00) cout << "welter" << endl;
		else if(n > 60.00) cout << "light welter" << endl;
		else if(n > 57.00) cout << "light" << endl;
		else if(n > 54.00) cout << "feather" << endl;
		else if(n > 51.00) cout << "bantam" << endl;
		else if(n > 48.00) cout << "fly" << endl;
		else cout << "light fly" << endl;
	}
	return 0;
}