'''
from machine import Pin
from time import sleep 
#sleep(2)
leds = [Pin(i, Pin.OUT) for i in range(11,16)]

while True:
    for i in leds:
        i.on()
        #print(i)
        sleep(0.1)
        i.off()
        sleep(0.1)
'''
'''
from machine import Pin
from time import sleep 
#sleep(2)
leds = [Pin(i, Pin.OUT) for i in range(11,16)]


while True:
    for i, j in enumerate(leds):
        leds[i].on()
        #leds[i+1].on()
        #print(i)
        sleep(0.1)
        leds[i].off()
        #leds[i+1].off()
        sleep(0.1)
'''
from machine import Pin
from time import sleep 
leds = [Pin(i, Pin.OUT) for i in range(11,16)]

while True:
    for i in range(len(leds)-1):
        print(i, i+1)
        leds[i].on()
        leds[i+1].on()
        sleep(0.5)
        leds[i].off()
        leds[i+1].off()
        sleep(0.5)