1. Red - less than
2. Blue - higher than
3. Black - Maximum of last Max_Count bar (default = 40 bars)
Additionally, you can plot Moving Average, and of .
In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.