using System;

​

public class Program

{

    public void Main()

    {

        double x = 2, n = 2;

        Console.WriteLine("the " + n + " power of " + x + " is " + Power(x, n));

    }

​

    public double Power(double x, double n)

    {

        double xn = 1, i = 1;

        for (i = 1; i <= n; i++)

        {xn = xn * x;}

        return xn;

    }

}