from machine import Pin 
from time import sleep
sleep(0.1) # Wait for USB to become ready
led1_Pin = 15
led2_Pin = 17
led3_Pin = 18
button_Pin=16
button_Pin=19
button_Pin=20

print("Practice 1: Smart Toggle Started")

led1=Pin(led1_Pin,Pin.OUT)
led2=Pin(led2_Pin,Pin.OUT)
led3=Pin(led3_Pin,Pin.OUT)
button =Pin(16,Pin.IN,Pin.PULL_DOWN)
button =Pin(19,Pin.IN,Pin.PULL_DOWN)
button =Pin(20,Pin.IN,Pin.PULL_DOWN)
state=0
while True:
    if  button.value()==1: 
        state=not state
        led1.value(state)
        led2.value(state)
        led3.value(state)
        print("LED State:",state)
        sleep(0.3)
        while button.value()==1:
            pass
    sleep(0.05)