I applied pinMode to the LEDs using: https://docs.arduino.cc/hacking/software/PortManipulation
I also replaced delay() with my own custom millis() function: https://www.arduino.cc/reference/en/language/functions/time/millis/
I applied pinMode to the LEDs using: https://docs.arduino.cc/hacking/software/PortManipulation
I also replaced delay() with my own custom millis() function: https://www.arduino.cc/reference/en/language/functions/time/millis/