#include<stdio.h>
#include<iostream>

int ft(double N)
{int f;
if(N<=48.00)f=11;
else if(N<=51.00)f=1;
else if(N<=54.00)f=2;
else if(N<=57.00)f=3;
else if(N<=60.00)f=4;
else if(N<=64.00)f=5;
else if(N<=69.00)f=6;
else if(N<=75.00)f=7;
else if(N<=81.00)f=8;
else if(N<=91.00)f=9;

return f;
}

int main()
{
int f=0;
int x;
double N;
while(scanf("%lf",&N)!=EOF)
{
f=ft(N);
switch(f){
case 11:
cout<<light fly<<endl;break; 

case 1:
cout<<bantam<<endl;break; 

case 2:
cout<<feather<<endl;break; 

case 3:
cout<<light<<endl;break; 

case 4:
cout<<light welter<<endl;break; 

case 5:
cout<<welter<<endl;break; 

case 6:
cout<<light middle<<endl;break; 

case 7:
cout<<middle<<endl;break; 

case 8:
cout<<light heavy<<endl;break; 

case 9:
cout<<heavy<<endl;break; 

}
}
return 0;
}