#曾侯杰-20221001212
from machine import Pin
from utime import sleep
led0 = Pin(15, Pin.OUT)
led1 = Pin(2, Pin.OUT)
led2 = Pin(5, Pin.OUT)
led3 = Pin(23, Pin.OUT)
led4 = Pin(34, Pin.OUT)
led5 = Pin(35, Pin.OUT)
led6 = Pin(25, Pin.OUT)
led7 = Pin(27, Pin.OUT)
leds = [led0,led1,led2,led3,led4,led5,led6,led7]
if __name__ == '__main__':
    while True:
        for led in leds:
            led.value(0)
            sleep(0.2)
            led.value(1)
            sleep(0.2)