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