import time
from machine import Pin

# Wait for USB to become ready
time.sleep(0.1)

pin1 = Pin(0, Pin.OUT)
pin1.value(1)

led_pins = [machine.Pin(i, Pin.OUT) for i in range(5)]
# leds = [machine.Pin(pin, machine.Pin.OUT) for pin in led_pins]

def turn_leds(num):
    print(num)
    for i in range(len(led_pins)):
        if num & (1 << i):
            led_pins[i].on()

def all_off():
    for pin in led_pins:
        pin.value(0)


for i in range(32):
    all_off()
    turn_leds(i)
    time.sleep(1)
    all_off()
    time.sleep(1)

print("Hello, Pi Pico!")