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  1. using System;
  2. using System.Linq;
  3.  
  4.  
  5. public class Range
  6. {
  7.     public int Start { get; set; }
  8.     public int End { get; set; }
  9.  
  10. }
  11.  
  12. public class Item
  13. {
  14.     public int Number { get; set; }
  15. }
  16.  
  17.  
  18. public class Test
  19. {
  20.  
  21. 	public static void Main()
  22. 	{
  23.  
  24. 		var ranges = new Range[]
  25. 		{
  26. 		    new Range{Start = 1, End = 5},
  27. 		    new Range{Start = 6, End = 10}
  28. 		};
  29.  
  30. 		var items = new Item[]
  31. 		{
  32. 		    new Item{Number = 3},
  33. 		    new Item{Number = 4},
  34. 		    new Item{Number = 7},
  35. 		    new Item{Number = 9}
  36. 		};
  37.  
  38. 		var rangeGroups = ranges
  39. 			.Select(r=> new {Range=r, Items=items.Where(i=> (r.Start <= i.Number) && (i.Number <= r.End))});
  40.  
  41. 		foreach(var rangeGroup in rangeGroups)
  42. 		{
  43. 			Console.WriteLine("Start: {0} End:{1}",rangeGroup.Range.Start, rangeGroup.Range.End );
  44.  
  45. 			foreach(Item item in rangeGroup.Items)
  46. 			{
  47. 				Console.WriteLine("\tItem: {0}",item.Number);
  48. 			}
  49. 		}
  50.  
  51. 	}
  52. }
Success #stdin #stdout 0.04s 24280KB
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stdin
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Standard input is empty
stdout
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Start: 1 End:5
	Item: 3
	Item: 4
Start: 6 End:10
	Item: 7
	Item: 9
https://ideone.com/HQomfc
language:
C# (gmcs 5.20.1)
created:
9 years ago
visibility:
public

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