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svetoslavbozov

[C#-1.6.8] CatalanNumber

Dec 30th, 2012
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C# 0.42 KB | None | 0 0
  1. /*Напишете програма, която изчислява n-тото число на Каталан за
  2. дадено n.*/
  3.  
  4. using System;
  5.  
  6. class CatalanNumber
  7. {
  8.     static void Main(string[] args)
  9.     {
  10.         double n = int.Parse(Console.ReadLine());
  11.         double result = 1;
  12.  
  13.         for (int k = 2 ; k <= n; k++)
  14.         {
  15.             result *= (n + k) / (double)k;
  16.         }
  17.         Console.WriteLine(result);
  18.     }
  19. }
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