using System.Collections.Generic;
public static void Main()
SortedDictionary<int, object> genes = new SortedDictionary<int, object>();
genes.Add(1, new object ());
genes.Add(2, new object ());
genes.Add(3, new object ());
genes.Add(4, new object ());
foreach (var entry in genes)
Console.WriteLine("Current gene:{0}", entry.Key);