#include <iostream>
#include <iomanip>
#include <vector>
#include <map>
#include <cmath>
#include <algorithm>
#include <string>
#define shosu(x) fixed<<setprecision(x)
using namespace std;
typedef pair<int,int> P;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int,P> pip;
typedef long long ll;
const int inf=(1<<31)-1;
const double pi=acos(-1);

double n;

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