The author of the idea: Nikolay, the mq5 code author: barabashkakvn.
The Expert Advisor trades based on signals generated by the Arrows&Curves indicator:

Position volume management: either fixed volume (the 'Lots' parameter should be greater than zero) or risk as percent of free margin ('Lots' should be less than or equal to zero, in this case the 'Risk' parameter will be used).
Tradotto dal russo da MetaQuotes Ltd.
Codice originale https://www.mql5.com/ru/code/19643
AdaptiveRVICloud_System_HTF
Two AdaptiveRVICloud indicators from different timeframes on one chart.
XDidi_Index_System_HTF
Two "Didi Needles" indicators from different timeframes on one chart.
ExpertZZLWA
The Expert Advisor allows checking the potential profitability of the ZigZagLW Addition indicator.
Exp_XDidi_Index_Cloud_Duplex
Two identical trading systems based on the change in the color of the XDidi_Index_Cloud indicator cloud for long and short trades, which can be configured in different ways in one Expert Advisor.