#include<iostream>
using namespace  std;

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