import machine
import time

# Connect 5 LEDs to GPIO pins 2 through 6 in your Wokwi project
pin_numbers = [2, 3, 4, 5, 6]
leds = []

# Initialize all pins as outputs
for pin in pin_numbers:
    leds.append(machine.Pin(pin, machine.Pin.OUT))

while True:
    # Turn each LED on and off in sequence
    for led in leds:
        led.value(1)
        time.sleep(0.1)
        led.value(0)

    # Run the chase effect backwards
    for led in reversed(leds):
        led.value(1)
        time.sleep(0.1)
        led.value(0)

    # Blink even and odd LEDs alternately 3 times
    for _ in range(3):
        # Evens ON, Odds OFF
        for i, led in enumerate(leds):
            led.value(i % 2)
        time.sleep(0.3)

        # Odds ON, Evens OFF
        for i, led in enumerate(leds):
            led.value(1 - (i % 2))
        time.sleep(0.3)

    # Turn all off before restarting the loop
    for led in leds:
        led.value(0)
    time.sleep(0.5)