#include

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; }