import java.util.Scanner;

    public class AddNumbers{

            public static void main(String [] args) {
            //variables
            double x, y, z;

            System.out.println("Enter two numbers to calculate their sum!");

            Scanner in = new Scanner(System.in);

            try {

                    System.out.println("First number: ");
                    x = in.nextDouble();
                    System.out.println("Second number: ");
                    y = in.nextDouble();

                    z = x + y;

                    System.out.println("The sum is = " + z);
            }
            catch (InputMismatchException e) {

            }

                    System.out.println("You fucked up, idiot.");
            }

    }