#include<stdio.h>
int main()
{
	double m,h,BMI;
	scanf("%lf%lf",&m,&h);
	BMI=m/(h*h);
	if(BMI>=24)
	printf("%-6.lf\nOverweight",BMI);
	else
	 if(BMI<18.5)
	 printf("Underweight");
	 else
	 printf("Normal");
	 return 0;
}