The indicator uses SmoothAlgorithms.mqh library classes (must be copied to the terminal_data_folder\MQL5\Include). The use of the classes was thoroughly described in the article "Averaging Price Series for Intermediate Calculations Without Using Additional Buffers".
Figure 1. The CronexChaikin indicator
Translated from Russian by MetaQuotes Software Corp.
Original code: https://www.mql5.com/ru/code/2369
The RWI indicator with the timeframe selection option available in input parameters.Random Walk Index
The Random Walk Index indicator is used in situations where it is necessary to determine whether the market instrument is in a developing trend or performs random motion.