#include <bits/stdc++.h>
using namespace std;

#define FOR(i, a, b) for (int i = (a); i < (b); i++)
#define REP(i, n) for (int i = 0; i < (n); i++)

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