#include <bits/stdc++.h>
using namespace std;
int main()
{
	double n,m,a;
	cin>>n>>m;
	a=n/(m*2.0);
	if(a<18.5) cout<<"Underweight";
	else if(a>=18.5&&a<24) cout<<"Normal";
	else if(a>=24) cout<<a<<endl<<"Overweight";
	return 0;
}