Problem:
X Cubic

Write a program which calculates the cube of a given integer x.

Input

An integer x is given in a line.

Output

Print the cube of x in a line.

Constraints

1 ≤ x ≤ 100

Sample Input 1

2

Sample Output 1

8

Sample Input 2

3

Sample Output 2

27

Solution in C# (judge verdict: Wrong Answer)

using System;

namespace ConsoleApp5
{
    class Program
    {
        static void Main(string[] args)
        {
            double x = 2;
            double y = 3;
            double z = System.Math.Pow(x, y);
            Console.WriteLine("計算結果" + z);
        }
    }
}