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  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4.  
  5. public class Test
  6. {
  7.  
  8. 	public static void Main()
  9. 	{
  10.         var list1 = new List<int>() { 1, 2, 3, 4 };
  11.         var list2 = new List<int>() { 2, 3, 5, 6, 7, 8 };
  12.         var list3 = new List<int>() { 3, 4, 5 };
  13.         var all = new List<List<int>>() { list1, list2, list3 };
  14.  
  15.         int min = all.Min(l => l.Min());
  16.         var max = all.Max(l => l.Max());
  17.         int count = max - min + 1;
  18.  
  19.         List<int?> l1Result = new List<int?>(count);
  20.         List<int?> l2Result = new List<int?>(count);
  21.         List<int?> l3Result = new List<int?>(count);
  22.  
  23.         foreach (int val in Enumerable.Range(min, count))
  24.         {
  25.             if (list1.BinarySearch(val) >= 0)
  26.                 l1Result.Add(val);
  27.             else
  28.                 l1Result.Add(new Nullable<int>());
  29.  
  30.             if (list2.BinarySearch(val) >= 0)
  31.                 l2Result.Add(val);
  32.             else
  33.                 l2Result.Add(new Nullable<int>());
  34.  
  35.             if (list3.BinarySearch(val) >= 0)
  36.                 l3Result.Add(val);
  37.             else
  38.                 l3Result.Add(new Nullable<int>());
  39.         }
  40.  
  41.         Console.WriteLine(string.Join(",", l1Result.Select(i => !i.HasValue ? "NULL" : i.Value.ToString()).ToArray()));
  42.         Console.WriteLine(string.Join(",", l2Result.Select(i => !i.HasValue ? "NULL" : i.Value.ToString()).ToArray()));
  43.         Console.WriteLine(string.Join(",", l3Result.Select(i => !i.HasValue ? "NULL" : i.Value.ToString()).ToArray()));
  44. 	}
  45. }
Success #stdin #stdout 0.05s 38256KB
comments (?)
stdin
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Standard input is empty
stdout
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1,2,3,4,NULL,NULL,NULL,NULL
NULL,2,3,NULL,5,6,7,8
NULL,NULL,3,4,5,NULL,NULL,NULL
https://ideone.com/D2UqfC
language:
C# (gmcs 5.20.1)
created:
12 years ago
visibility:
public

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