#include<iostream>
using namespace std;
int main(){
	double n;
	while(cin>>n){
		if(n<=48.00)cout<<"light fly%d";
		else if(n<=51.00)cout<<"fly%d";
		else if(n<=54.00)cout<<"bantam%d";
		else if(n<=57.00)cout<<"feather%d";
		else if(n<=60.00)cout<<"light%d";
		else if(n<=64.00)cout<<"light welter%d";
		else if(n<=69.00)cout<<"welter%d";
		else if(n<=75.00)cout<<"light middle%d";
		else if(n<=81.00)cout<<"middle%d";
		else if(n<=91.00)cout<<"light heavy%d";
		else cout<<"heavy%d";
	}
}