#include<iostream>

using namespace std;

int main(){

float m,h,a;

cin>>m>>h;

a=m/(h*h);

if (a<18.5) cout<<"Underweight";

if (a>=18.5 and a<24) cout<<"Normal";

else {

if (a>=24){

cout<<a<<endl;

cout<<"Overweight";

}

}

return 0;

}