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