FAKTORIAL

using System;

namespace Faktorial_0320100003

{

                class Class1

                {

                                static void Main(string[] args)

                                {

                                                int x,i,l,fak;

                                                Console.Write("Masukkan Bilangan : ");

                                                x=Convert.ToInt32(Console.ReadLine());

                                                if(x==0)

                                                {

                                                                Console.WriteLine("Faktorial : 1");

                                                }

                                                else

                                                {

                                                                fak=1;

                                                                for(i=x;i>=1;i--)

                                                                {

                                                                                l=fak*i;

                                                                                fak=l;

                                                                }

                                                                Console.WriteLine("Faktorial : {0}", fak);

                                                }

                                                Console.ReadLine();

                                }

                }

}