text: /* 
   *  File: Types.h
   *  Copyright (c) 2020 Florian Porrmann
   *  
   *  MIT License
   *  
   *  Permission is hereby granted, free of charge, to any person obtaining a copy
   *  of this software and associated documentation files (the "Software"), to deal
   *  in the Software without restriction, including without limitation the rights
   *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   *  copies of the Software, and to permit persons to whom the Software is
   *  furnished to do so, subject to the following conditions:
   *  
   *  The above copyright notice and this permission notice shall be included in all
   *  copies or substantial portions of the Software.
   *  
   *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   *  SOFTWARE.
   *  
   */
  
  #pragma once
  
  #include "Defines.h"
  
  #include <stdint.h>
  #include <limits>
  #include <vector>
  #include <map>
  
  // TODO: Reevaluate variable types and names; redesign some to make the code more consistent and reduce problems
  
  using ItemC = uint32_t;
  using Support = uint32_t;
  using ItemID = uint64_t;
  
  using Transaction = std::vector<ItemC>;
  using Transactions = std::vector<Transaction>;
  using FrequencyMap = std::map<ItemC, Support>;
  
  const std::size_t IDX_MAX = std::numeric_limits<std::size_t>::max();
  const Support SUPP_MAX = std::numeric_limits<Support>::max();
  const ItemC ITEM_MAX = std::numeric_limits<ItemC>::max();
  const ItemID ITEM_ID_MAX = std::numeric_limits<ItemID>::max();
  
  using ItemOccurence = std::pair<ItemC, Support>;
  using ItemOccurences = std::vector<ItemOccurence>;
  
  using PatternType = ItemID;
  using PatternVec = std::vector<PatternType>;
  using PatternPair = std::pair<PatternVec, Support>;
  
  