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insertion sort - array sorting algorithm - MetaTrader 5용 라이브러리
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- 2021.01.27 08:12
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//+------------------------------------------------------------------+ //| InsertionSort.mq5 | //| 2019-2021, dimitri pecheritsa | //| mql5.com/en/users/dmipec | //|------------------------------------------------------------------| //| cls | insertion sort | //|------------------------------------------------------------------| //| use | array sorting algorithm | //| best: n; average: n^2; worst: n^2 | //| memory: 1; stable: yes; method: insertion | //| note: o(n + d), in the worst case over sequences that have d | //|inversions. | //|------------------------------------------------------------------| //| insertion sort is a simple sorting algorithm that builds the | //|final sorted array (or list) one item at a time. it is much less | //|efficient on large lists than more advanced algorithms such as | //|quicksort, heapsort, or merge sort. | //| when people manually sort cards in a bridge hand, most use a | //|method that is similar to insertion sort. | //| insertion sort provides several advantages: | //| | simple implementation: jon bentley shows a three-line c | //|version, and a five-line optimized version | //| | efficient for (quite) small data sets, much like other | //|quadratic sorting algorithms | //| | more efficient in practice than most other simple quadratic | //|(i.e., o(n^2)) algorithms such as selection sort or bubble sort | //| | adaptive, i.e., efficient for data sets that are already | //|substantially sorted: the time complexity is o(kn) when each | //|element in the input is no more than k places away from its sorted| //|position | //| | stable; i.e., does not change the relative order of elements | //|with equal keys | //| | in-place; i.e., only requires a constant amount o(1) of | //|additional memory space | //| | online; i.e., can sort a list as it receives it | //+------------------------------------------------------------------+ //+------------------------------------------------------------------+ //| script | insertion sort example. sort deals by type | //|------------------------------------------------------------------| //| on start | script program start function | //+------------------------------------------------------------------+ #include <Mqh\Algorithms\SortInsertion\InsertionSort.mqh> #include <Mqh\Algorithms\SortInsertion\Functions.mqh> void OnStart(void) { //--- load deals from the terminal for some arbitrary date range in //the past. these are the items array for the sorter ulong deals[]; DealsLoad(deals,D'2020.12.21',D'2020.12.31'); //--- now create keys array with the deal type values. enumerations //are integers int type[]; DealsKeyType(deals,type); //--- sort with insertion sort algorithm ArraySort(type,deals,new CInsertionSort<int,ulong>,true); //--- check the result of sorting by printing a table of symbols DealsPrint(deals); } //-------------------------------------------------------------------- // deal | symbol | type //-------------------------------------------------------------------- // 169296305 | BTCUSD | DEAL_TYPE_BUY // 169300850 | BTCUSD | DEAL_TYPE_BUY // 169301072 | BTCUSD | DEAL_TYPE_BUY // 169381662 | BTCUSD | DEAL_TYPE_BUY // 169400687 | BTCUSD | DEAL_TYPE_BUY // 169406060 | BTCUSD | DEAL_TYPE_BUY // 169500503 | .US30Cash | DEAL_TYPE_BUY // 169500799 | EURUSD | DEAL_TYPE_BUY // 169567749 | TSLA | DEAL_TYPE_BUY // 169567752 | BRENT | DEAL_TYPE_BUY // 169567757 | TSLA | DEAL_TYPE_BUY // 169567759 | BRENT | DEAL_TYPE_BUY // 169567764 | TSLA | DEAL_TYPE_BUY // 169567768 | BRENT | DEAL_TYPE_BUY // 169567777 | TSLA | DEAL_TYPE_BUY // 169567781 | BRENT | DEAL_TYPE_BUY // 169567811 | EURUSD | DEAL_TYPE_BUY // 169567820 | BTCUSD | DEAL_TYPE_BUY // 169567821 | .US30Cash | DEAL_TYPE_BUY // 169567825 | BTCUSD | DEAL_TYPE_BUY // 169567826 | .US30Cash | DEAL_TYPE_BUY // 169567828 | BTCUSD | DEAL_TYPE_BUY // 169567833 | BTCUSD | DEAL_TYPE_BUY // 169567837 | BTCUSD | DEAL_TYPE_BUY // 169567838 | .US30Cash | DEAL_TYPE_BUY // 169567839 | BTCUSD | DEAL_TYPE_BUY // 169569207 | .US30Cash | DEAL_TYPE_BUY // 169301176 | BTCUSD | DEAL_TYPE_SELL // 169519767 | USDRUB | DEAL_TYPE_SELL // 169525883 | USDRUB | DEAL_TYPE_SELL // 169567751 | EURUSD | DEAL_TYPE_SELL // 169567753 | BTCUSD | DEAL_TYPE_SELL // 169567755 | .US30Cash | DEAL_TYPE_SELL // 169567756 | USDRUB | DEAL_TYPE_SELL // 169567758 | EURUSD | DEAL_TYPE_SELL // 169567761 | BTCUSD | DEAL_TYPE_SELL // 169567762 | .US30Cash | DEAL_TYPE_SELL // 169567763 | USDRUB | DEAL_TYPE_SELL // 169567765 | EURUSD | DEAL_TYPE_SELL // 169567769 | BTCUSD | DEAL_TYPE_SELL // 169567771 | .US30Cash | DEAL_TYPE_SELL // 169567773 | USDRUB | DEAL_TYPE_SELL // 169567778 | EURUSD | DEAL_TYPE_SELL // 169567782 | BTCUSD | DEAL_TYPE_SELL // 169567788 | .US30Cash | DEAL_TYPE_SELL // 169567792 | USDRUB | DEAL_TYPE_SELL // 169567808 | TSLA | DEAL_TYPE_SELL // 169567817 | BRENT | DEAL_TYPE_SELL // 169567824 | TSLA | DEAL_TYPE_SELL // 169567841 | BTCUSD | DEAL_TYPE_SELL // 169567896 | BRENT | DEAL_TYPE_SELL // 169568039 | USDRUB | DEAL_TYPE_SELL //--------------------------------------------------------------------
Breakout Strength Meter - MT5
The breakout strength meter is a trading tool that is used to identify which currencies are the strongest to breakout, and which currencies are the weakest to breakout
Log4mql(mini) MT5A light header-only version of Log4mql that provides standardized logging.
Buy using amount instead of lots
I find the lot calculation tedious so I just use this script and tell it the dollar amount to use. It then does the rest. This works for any currency.
Sell using amount instead of lotsI find the lot calculation tedious so I just use this script and tell it the dollar amount to use. It then does the rest. This works for any currency.