from machine  import Pin
from time import sleep


led1 = Pin(28, Pin.OUT)
led2 = Pin(27, Pin.OUT)
led3 = Pin(20, Pin.OUT)

while True:
    led1.on()
    led3.on ()
    sleep(1)

    led2.on()
    led1.off()
    sleep(1)

    led2.off()
    led1.off()
    sleep(1)

    led2.on()
    led3.off()
    sleep(1)

    led1.on()
    led2.off()
    sleep(1)

    led2.on()
    sleep(1)

    led1.off()
    led2.off()
    sleep(1)

    led2.on()
    sleep(1)


#aufgabe 1
#led1 = Pin(3, Pin.OUT)
#led2 = Pin(4, Pin.OUT)

#while True:
#    led1.on()
#    led2.off()
#    sleep(1)
#
#    led1.low()
#    led2.on()
#    sleep(1)