#include<iostream>
using namespace std;
int main(){
    double m,n,a;
    cin>>m>>n;
    a=m/(n*n);
	if(a<18.5){
		cout<<"Underweight"<<endl;
	}else if(a>=18.5&&a<24)
	{
		cout<<"Nomal"<<endl;
	}else if(a>=24){
		cout<<a<<endl<<"Overweight"<<endl;
	}
	return 0;
   }