#include<stdio.h>
int main()
{
float w = 0;
float h = 0;
scanf("%f%f", &w, &h);
int bmi = w / (h * h);
if (bmi >= 18.5 && bmi <= 23.9)
printf("Normal\n");
else
printf("Abnormal\n");
return 0;
}

#include<stdio.h>
int main()
{
float w = 0;
float h = 0;
scanf("%f%f", &w, &h);
int bmi = w / (h * h);
if (bmi >= 18.5 && bmi <= 23.9)
printf("Normal\n");
else
printf("Abnormal\n");
return 0;
}