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  1. using System;
  2. using System.Collections.Generic;
  3.  
  4. public class Test
  5. {
  6.     static void Main(string[] args)
  7.     {
  8.         var set = new HashSet<MyClass>
  9.         {
  10.         	new MyClass { Value = 1 },
  11.         	new MyClass { Value = 2 }
  12.         };
  13.         foreach (var x in set)
  14.             Console.WriteLine(x.Value);
  15.     }
  16. }
  17.  
  18. class MyClass
  19. {
  20.     public int Value { get; set; }
  21.     public override int GetHashCode() => 0;
  22. }
Success #stdin #stdout 0s 131520KB
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https://ideone.com/XiIyKd
language:
C# (gmcs 5.20.1)
created:
5 years ago
visibility:
public

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