import time
import board
import digitalio

poorten_led = [board.GP18, board.GP19, board.GP20, board.GP21]
poorten_schakelaar = [board.GP10, board.GP11, board.GP12, board.GP13]

leds = [digitalio.DigitalInOut(poort) for poort in poorten_led]
schakelaars = [digitalio.DigitalInOut(poort) for poort in poorten_schakelaar]

for led in leds:
    led.direction = digitalio.Direction.OUTPUT

for schakelaar in schakelaars:
    schakelaar.direction = digitalio.Direction.INPUT
    schakelaar.pull = digitalio.Pull.UP

while True:
    index = 0
    for schakelaar in schakelaars:
        if schakelaar.value == False:
            leds[index].value = True
        else:
            leds[index].value = False
        index +=1