namespace System.Collections.Generic
{
    [DebuggerDisplay("Count = {Count}")]
    [DebuggerTypeProxy(typeof(System_DictionaryDebugView<?, ?>))]
    [DefaultMember("Item")]
    public class SortedDictionary<TKey, TValue> : ICollection<KeyValuePair<TKey, TValue>>, IDictionary<TKey, TValue>, IEnumerable<KeyValuePair<TKey, TValue>>, ICollection, IDictionary, IEnumerable
    {
        [DebuggerDisplay("Count = {Count}")]
        [DebuggerTypeProxy(typeof(System_DictionaryValueCollectionDebugView<?, ?>))]
        public sealed class ValueCollection : ICollection<TValue>, IEnumerable<TValue>, ICollection, IEnumerable
        {
            public ValueCollection(SortedDictionary<TKey, TValue> dictionary);
        }
    }
}