using System;
using System.Collections.Generic;
using System.Collections;
namespace ln.collections
{
    public interface IDict<K,V> : IDict
    {
        V this[K key] { get; set; }

        void Add(K key, V value);
        void Remove(K key);

        bool ContainsKey(K key);

        new IEnumerable<K> Keys { get; }
        new IEnumerable<V> Values { get; }
    }

    public interface IDict
    {
        object this[object key] { get; set; }

        void Add(object key, object value);
        void Remove(object key);

        bool ContainsKey(object key);

        IEnumerable Keys { get; }
        IEnumerable Values { get; }
    }
}