#include<iostream>
using namespace std;

int main(){

  double n;

  while(cin >> n){

    if(n > 91) cout << "heavy" << endl;
    else if(n > 81) cout << "light heavy" << endl;
    else if(n > 75) cout << "middle" << endl;
    else if(n > 69) cout << "light middle" << endl;
    else if(n > 64) cout << "welter" << endl;
    else if(n > 60) cout << "light welter" << endl;
    else if(n > 57) cout << "light" << endl;
    else if(n > 54) cout << "feather" << endl;
    else if(n > 51) cout << "bantam" << endl;
    else if(n > 48) cout << "fly" << endl;
    else cout << "light fly" << endl;

  }
}