I want to detect when Ask or Bid cross a horizontal line on a cart

[t269]

Please view the link and help me detect when Ask or Bid crosses the Horizontal line on the cart https://fxdreema.com/shared/evYepUk0c

[jstap]

are you not getting a prompt? Draw a vertical line to check which blocks are/aren't working

[l'andorrà]

@t269 Did you try this?