2 using System.Collections.Generic;
4 internal class RedBlackTree<S>
6 public delegate int RangeTester (S item);
8 public IEnumerable<S> EnumerateRange (RangeTester rangeTester)
14 public class OrderedMultiDictionary<T,U>
16 private RedBlackTree<KeyValuePair<T,U>> tree;
18 private IEnumerator<T> EnumerateKeys (RedBlackTree<KeyValuePair<T,U>>.RangeTester rangeTester)
20 tree.EnumerateRange (rangeTester);