#include <iostream>
#include <algorithm>
using namespace std;

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