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  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4. using System.Text;
  5.  
  6. namespace SharesAttack
  7. {
  8.   class Program
  9.   {
  10.     static void Main(string[] args)
  11.     {
  12.       Console.Write("Enter the number of honest shares: ");
  13.       var honest = int.Parse(Console.ReadLine());
  14.       Console.WriteLine();
  15.       Console.Write("Enter the number of shares you can buy: ");
  16.       var moneyAllocation = int.Parse(Console.ReadLine());
  17.       Console.WriteLine();
  18.       const int Trials = 10000;
  19.       var rand = new Random();
  20.       int unjustOwnedTBs = 0;
  21.  
  22.       for (int i = 0; i < Trials; ++i)
  23.       {
  24.         var moneyLeft = moneyAllocation;
  25.         var totalNow = honest;
  26.  
  27.         while (moneyLeft > 0)
  28.         {
  29.           var wouldBeChosen = rand.Next(totalNow);
  30.           while (wouldBeChosen < honest && moneyLeft > 0)
  31.           {
  32.             --moneyLeft;
  33.             ++totalNow;
  34.             wouldBeChosen = rand.Next(totalNow);
  35.           }
  36.  
  37.           if (wouldBeChosen >= honest)
  38.             ++unjustOwnedTBs;
  39.         }
  40.       }
  41.  
  42.       Console.WriteLine("Average unjust owned TB sequence until the fund is depleted: {0}", (double)unjustOwnedTBs / Trials);
  43.     }
  44.   }
  45. }
  46.  
Success #stdin #stdout 0.61s 33912KB
comments (?)
stdin 
1000
1000
stdout 
Enter the number of honest shares: 
Enter the number of shares you can buy: 
Average unjust owned TB sequence until the fund is depleted: 499.8315
https://ideone.com/qnSuyP
language:
C# (gmcs 5.20.1)
created:
10 years ago
visibility:
public

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