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  1. using System;
  2. using System.Numerics;
  3.  
  4. public class Test
  5. {
  6. 	public static void Main()
  7. 	{
  8. 		System.Console.WriteLine(factorial(2222).ToString().Length);
  9. 	}
  10.  
  11. 	static BigInteger factorial(int n)
  12. 	{
  13. 		BigInteger f = 1;
  14. 		for (int i = 2; i <= n; i++)
  15. 		    f *= i;
  16. 		return f;
  17. 	}
  18. }
Success #stdin #stdout 0.04s 29472KB
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https://ideone.com/jxfB2W
language:
C# (gmcs 5.20.1)
created:
2 years ago
visibility:
public

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