Spaceship

package Exem31March;

import java.util.Scanner;

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

        double widht = Double.parseDouble(s.nextLine());
        double lenght = Double.parseDouble(s.nextLine());
        double hight = Double.parseDouble(s.nextLine());
        double astro = Double.parseDouble(s.nextLine());

        double volume = widht*lenght*hight;
        double personVol = (astro + 0.40)*2*2;
        double allSpace = Math.floor(volume/personVol);

        if (allSpace >=3 && allSpace <=10){
            System.out.printf("The spacecraft holds %.0f astronauts.", allSpace);
        }else if (allSpace < 3){
            System.out.println("The spacecraft is too small.");
        }else {
            System.out.println("The spacecraft is too big.");
        }
    }
}