Hypotenuse3

package bg.unwe;

import java.util.Scanner;

public class Hypotenuse3 {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        System.out.print("Enter a: ");
        int a = scanner.nextInt();

        if (a <= 0) {
            System.out.println("The side A cannot be less than or equal to zero");
            return;
        }

        System.out.print("Enter b: ");
        int b = scanner.nextInt();

        if (b <= 0) {
            System.out.println("The side B cannot be less than or equal to zero");
            return;
        }

        if (a == b) {
            System.out.println("This is an isosceles triangle");
        }

        double c = Math.sqrt(Math.pow(a, 2) + Math.pow(b, 2));
        System.out.printf("The length of the hypotenuse is %.2f\n", c);
    }

}