Rekursiq a na stepen n-ta

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp3
{
    class Program
    {
            static int Sbor(int a,int n)
            {
                if (n == 1) return a;
            if (n == 0) return 1;
               return (a * Sbor(a,n - 1));
            }

            static void Main(string[] args)
            {
                Console.WriteLine(Sbor(2,4));
            }

    }


}