using System;
class rekurencja
    {
        public int Silnia(int i)
        {
        	Console.WriteLine("#silnia#");
            if (i != 1)
                return (i-1) * i;
            else
                return 1;
        }
    }
    class Program
    {
        static void Main(string[] args)
        {
            rekurencja R = new rekurencja();
            Console.WriteLine(R.Silnia(6));
            Console.Read();
        }
    } 

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