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  1. using System;
  2. using System.Linq;
  3. using System.Collections.Generic;
  4. using System.Threading;
  5. using System.Diagnostics;
  6.  
  7. namespace A
  8. {
  9.     class Program
  10.     {
  11.         private const int N = 1000000;
  12.  
  13.         private static void Main(string[] args)
  14.         {
  15.             long trash = 0;
  16.             int a1, a2, b;
  17.             var result0 = 0.0;
  18.             var result1 = 0.0;
  19.             int c, d;
  20.             for (int i = 0; i < N; i++)
  21.             {
  22.                 Randomize(out a1, out a2, out b);
  23.  
  24.                 var sw = Stopwatch.StartNew();
  25.                 c = a1 == 0 ? b : a1;
  26.                 d = a2 == 0 ? b : a2;
  27.                 sw.Stop();
  28.                 trash += c + d;
  29.                 result0 += (double)sw.ElapsedTicks;
  30.  
  31.                 var sw2 = Stopwatch.StartNew();
  32.                 c = a1 - a1 * a1 * b + b;
  33.                 d = a2 - a2 * a2 * b + b;
  34.                 sw2.Stop();
  35.                 trash += c + d;
  36.                 result1 += (double)sw2.ElapsedTicks;
  37.             }
  38.             Console.WriteLine(trash);
  39.             Console.WriteLine("res1 = {0}", result0 / N);
  40.             Console.WriteLine("res2 = {0}", result1 / N);
  41.  
  42.         }	// your code goes here
  43.  
  44.         static void Randomize(out int a1, out int a2, out int b)
  45.         {
  46.             a1 = r.Next(0);
  47.             a2 = r.Next(0) + 1;
  48.             b = r.Next(0) + 1;
  49.         }
  50.  
  51.         static readonly Random r = new Random();
  52.     }
  53. }
Success #stdin #stdout 1.36s 33928KB
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stdin
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Standard input is empty
stdout
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4000000
res1 = 2.538031
res2 = 2.556118
https://ideone.com/OJn3kl
language:
C# (gmcs 5.20.1)
created:
11 years ago
visibility:
public

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