Practica 6.1 Consola

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace Practica_6_1_Consola

{

class Program

{

static void Main(string[] args)

{

double N, Factor = 1.0, I;

Console.WriteLine("Introduce un numero para calcular factorial");

N = double.Parse(Console.ReadLine());

for (I = N; I >= 1; I--)

{

Factor = Factor * I;

}

Console.WriteLine("El factorial es: {0}", Factor);

Console.ReadKey();

}

}

}