using System;

​

public class Program

{

    public static void Main()

    {

​

​

        Console.WriteLine(isCubePowerful(407));

​

        /*foreach(var item in doIntegerBasedRounding(new int[]{-18, 1, 2, 3, 4, 5}, 4))

    {

        Console.WriteLine(item.ToString());

    }*/

​

​

    }

    public static int isCubePowerful(int n)

        {

        if(n <= 0)

            return 0;

        int input = n;

        int sum = 0;

        for(;n >= 1; n /= 10)

        {

            sum += (n % 10) * (n % 10) * (n % 10);

        }

        if(sum == input) return 1;

        return 0;

        }

​

​

}