#include <iostream>
using namespace std;

int main(void)
{
	double w;

	while (cin >> w)
	{
		if (w > 91) cout << "heavy" << endl;
		else if (81 < w && w <= 91) cout << "light heavy" << endl;
		else if (75 < w && w <= 81) cout << "middle" << endl;
		else if (69 < w && w <= 81) cout << "light middle" << endl;
		else if (64 < w && w <= 69) cout << "welter" << endl;
		else if (60 < w && w <= 64) cout << "light welter" << endl;
		else if (57 < w && w <= 60) cout << "light" << endl;
		else if (54 < w && w <= 57) cout << "feather" << endl;
		else if (51 < w && w <= 54) cout << "bantam" << endl;
		else if (48 < w && w <= 51) cout << "fly" << endl;
		else cout << "light fly" << endl;
	}
	return 0;
}
