Java 代码

import java.util.Scanner;
import java.text.DecimalFormat;
public class Main{
    public static void main(String[] args)
    {
        DecimalFormat df = new DecimalFormat( "0.000000 "); 
        Scanner an1 = new Scanner(System.in);
        double s = an1.nextDouble();
        System.out.println(df.format(Math.cbrt(s)));
    }
}