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