print("Hello, ESP32!")

from machine import Pin
from time import sleep

led22 = Pin(22, Pin.OUT)
# led22.off()
led22.on()
sleep(1)

led21 = Pin(21, Pin.OUT)
# led21.off()
led21.on()
sleep(1)


led19 = Pin(19, Pin.OUT)
# led19.off()
led19.on()
sleep(1)


led18 = Pin(18, Pin.OUT)
# led18.off()
led18.on()
sleep(1)


led5 = Pin(5, Pin.OUT)
# led5.off()
led5.on()
sleep(1)


led17 = Pin(17, Pin.OUT)
# led17.off()
led17.on()
sleep(1)


led16 = Pin(16, Pin.OUT)
# led16.off()
led16.on()
sleep(1)


led4 = Pin(4, Pin.OUT)
# led4.off()
led4.on()
sleep(1)


led2 = Pin(2, Pin.OUT)
# led2.off()
led2.on()
sleep(1)

led15 = Pin(15, Pin.OUT)
# led15.off()
led15.on()
sleep(2)


led22.off()
led21.off()
led19.off()
led18.off()
led5.off()
led17.off()
led16.off()
led4.off()
led2.off()
led15.off()
sleep(2)

led22.on()
led21.on()
led19.on()
led18.on()
led5.on()
led17.on()
led16.on()
led4.on()
led2.on()
led15.on()
sleep(2)

led22.off()
sleep(1)
led21.off()
sleep(1)
led19.off()
sleep(1)
led18.off()
sleep(1)
led5.off()
sleep(1)
led17.off()
sleep(1)
led16.off()
sleep(1)
led4.off()
sleep(1)
led2.off()
sleep(1)
led15.off()
sleep(1)