using System.Collections.Generic;

public class MPDictionary<TKey, TValue> : Dictionary<TKey, TValue>
{
    /*
     * Properties
     */

    public new TValue this[TKey key]
    {
        get
        {
            TValue result;

            TryGetValue(key, out result);

            return result;
        }
        set
        {
            base[key] = value;
        }
    }


    /*
     * Methods
     */

    public MPDictionary() : base()
    {

    }

    public MPDictionary(int capacity, System.Collections.Generic.IEqualityComparer<TKey> comparer) : base(capacity, comparer)
    {

    }


    public MPDictionary<TKey, TValue> Clone()
    {
        MPDictionary<TKey, TValue> result = new MPDictionary<TKey, TValue>(this.Count, this.Comparer);

        foreach (KeyValuePair<TKey, TValue> entry in this)
        {
            result.Add(entry.Key, entry.Value);
        }

        return result;
    }
}