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  1. using System;
  2. using System.Collections.Generic;
  3.  
  4. public class Test
  5. {
  6. 	public static void Main()
  7. 	{
  8. 		// your code goes here
  9. 		Random rnd = new Random();
  10.         List<int> test = new List<int>() {0,1,2,3,4,5,6,7,8,9,10,11};
  11.         List<int> randomList = new List<int>();
  12.  
  13.         Console.Write("All generated numbers: ");
  14.         for ( ; randomList.Count < 7; ) {                
  15.             var random = rnd.Next(0, test.Count);
  16.             if (!randomList.Contains(random)) {
  17.                 randomList.Add(random);                    
  18.             }
  19.             Console.Write(test[random] + ", ");     
  20.         }
  21.  
  22.         Console.WriteLine("");
  23.         Console.Write("unique indexes: ");
  24.         foreach (var i in randomList) {
  25.             Console.Write(i + ", ");                
  26.         }
  27.  
  28.         randomList.Clear();
  29. 	}
  30. }
Success #stdin #stdout 0.06s 24032KB
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stdin
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Standard input is empty
stdout
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All generated numbers: 11, 5, 8, 8, 0, 7, 7, 0, 3, 2, 
unique indexes: 11, 5, 8, 0, 7, 3, 2,
https://ideone.com/dhBT3J
language:
C# (gmcs 5.20.1)
created:
7 years ago
visibility:
public

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