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  1. using System.Linq;
  2. using System.Collections;
  3. using System.Collections.Generic;
  4. using System;
  5.  
  6. class c
  7. {
  8.     public static void Main()
  9.     {
  10.         var l =
  11.             MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(
  12.             MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(
  13.             MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(
  14.             MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(
  15.             MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(MakeList(
  16.             (object)"",1
  17.             ))))))))))))))))))))))))))))))))))))))))))))))))));
  18.         Console.WriteLine(l.GetType());
  19.     }
  20.  
  21.  
  22.     static IEnumerable<Item> MakeList<Item>(Item value, int count)
  23.     {
  24.         for (int i = 0; i < count; ++i)
  25.             yield return value;
  26.     }
  27.  
  28.     static IEnumerable<Item> MakeList<Item>(Item value)
  29.         where Item:IEnumerable
  30.     {
  31.         foreach(object o in value)
  32.             yield return value;
  33.     }
  34. }
stdin
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Standard input is empty
compilation info 
prog.cs(31,24): warning CS0219: The variable `o' is assigned but its value is never used
Compilation succeeded - 1 warning(s)
stdout
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c+<MakeList>c__Iterator1`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Collections.Generic.IEnumerable`1[System.Object]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]
https://ideone.com/zUIwC
language:
C# (gmcs 5.20.1)
created:
12 years ago
visibility:
secret

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