public class Main {

  public static void main(String[] args) {

    System.out.println(Math.cbrt(0));

    System.out.println(Math.cbrt(1));

    System.out.println(Math.cbrt(27));

    System.out.println(Math.cbrt(0.64));

    System.out.println(Math.cbrt(-27));

  }

}

​