from machine import Pin
from time import sleep

sleep(0.1)
print("Practice 1: Smart Toggle Started")

led1 = Pin(15, Pin.OUT)
led2 = Pin(12, Pin.OUT)
led3 = Pin(9, Pin.OUT)

button1 = Pin(16, Pin.IN, Pin.PULL_DOWN)
button2 = Pin(18, Pin.IN, Pin.PULL_DOWN)
button3 = Pin(20, Pin.IN, Pin.PULL_DOWN)

state = 0

while True:
    if button1.value() == 1:
        state = not state 
        led1.value(state)
        print("LED1 State:", state)

        sleep(0.3)
        while button1.value() == 1:
            pass

    if button2.value() == 1:
        state = not state
        led2.value(state)
        print("LED2 State:", state)

        sleep(0.3)
        while button2.value() == 1:
            pass

    if button3.value() == 1:
        state = not state
        led3.value(state)
        print("LED3 State:", state)

        sleep(0.3)
        while button3.value() == 1:
            pass
        
    sleep(0.05)