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);
        }
    }
}