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  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4.  
  5. class Sample
  6. {
  7.     public string Value1 { get; set; }
  8.     public string Value2 { get; set; }
  9.     public override string ToString() {
  10.         return Value1 + "/" + Value2;
  11.     }
  12. }
  13.  
  14. public class Test
  15. {
  16. 	public static void Main()
  17. 	{
  18. 		var list = new List<Sample>() { 
  19.             new Sample{ Value1 = "Apple", Value2="Red" },
  20.             new Sample{ Value1 = "Banana", Value2="Yellow" },
  21.             new Sample{ Value1 = "Lemon", Value2="Yellow" },
  22.         };
  23.  
  24.         var s = new HashSet<string>();
  25.         list = list.Where(n => s.Add(n.Value2)).ToList();
  26.  
  27.         foreach (var n in list) {
  28.             Console.WriteLine(n);
  29.         }
  30.     }
  31. }
Success #stdin #stdout 0.03s 33944KB
comments (?)
stdin 
Standard input is empty
stdout 
Apple/Red
Banana/Yellow
https://ideone.com/SngUZ8
language:
C# (gmcs 5.20.1)
created:
11 years ago
visibility:
public

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