#include<stdlib.h>
#include<stdio.h>
#include<iostream>
using namespace std;
int m,h,a;
int main()
{
	cin>>m>>h;
	a=m/(h*h);
	if(a<18.5)  cout<<"Underweight"<<endl;
	if(a>=18.5&&a<24)  cout<<"Normal"<<endl;
	if(a>=24)  cout<<b<<endl<<"Overweight"<<endl;
	return 0;
 }