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Factorial using Recursion
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//Rextester.Program.Main is the entry point for your code. Don't change it. //Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5 using System; using System.Collections.Generic; using System.Linq; using System.Text.RegularExpressions; namespace Rextester { public class Program { public static void Main(string[] args) { Console.WriteLine("Enter a number"); int number = Convert.ToInt32(4); long fact = GetFactorial(number); Console.WriteLine("{0} factorial is {1}", number, fact); } private static long GetFactorial(int number) { if (number == 0) { return 1; } return number * GetFactorial(number-1); } } }
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Compilation time: 0,14 sec, absolute running time: 0,09 sec, cpu time: 0,09 sec, average memory usage: 13 Mb, average nr of threads: 3
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Enter a number 4 factorial is 24