#include <bits/stdc++.h>
using namespace std;
int main(){
double m,h;
    cin>>m>>h;
    if(m/(h*h)<18.5){
        cout<<"Underweight";
    }
    if(m/(h*h)>=18.5&&m/(h*h)<24){
        cout<<"Normal";
    }if(m/(h*h)>=24){
     auto s = std::to_string(m/(h*h));
        for(int i=0;i<7;i++){
          cout<<s[i];
        }
        cout<<"\n"<<"Overweight";
    }
    return 0;
}