import java.util.Scanner;
public class Main{
public static void main(String[] args){
Scanner scan = new Scanner(System.in);
while(scan.hasNext()){
double weight = Double.parseDouble(scan.next());
double height = Double.parseDouble(scan.next());
double BMI = weight / Math.pow(height, 2);
String bodyState = BMI >= 18.5 && BMI <= 23.9 ? "Normal" : "Abnormal";
System.out.println(bodyState);
}
}
}