using System.Collections.Generic;

namespace DataTables {

    public class Table<ID, T>
    {
        protected List<T> L;
        protected Dictionary<ID, T> M;

        public List<T> List() {
            return L;
        }

        public Dictionary<ID, T> Map() {
            return M;
        }

        public T Get(ID id)
        {
            if (M == null)
            {
                return default;
            }
            return M[id];
        }
    }
}