from machine import Pin
import time

# Pin assignments for LEDs
led1 = Pin(12, Pin.OUT)
led2 = Pin(14, Pin.OUT)
led3 = Pin(27, Pin.OUT)
led4 = Pin(26, Pin.OUT)

# Pin assignments for buttons (switches)
sw1 = Pin(19, Pin.IN, Pin.PULL_UP)
sw2 = Pin(21, Pin.IN, Pin.PULL_UP)
sw3 = Pin(22, Pin.IN, Pin.PULL_UP)
sw4 = Pin(23, Pin.IN, Pin.PULL_UP)

while True:
    # Control LEDs based on the switch status
    led1.value(not sw1.value())  # Turn LED1 on when SW1 is pressed
    led2.value(not sw2.value())  # Turn LED2 on when SW2 is pressed
    led3.value(not sw3.value())  # Turn LED3 on when SW3 is pressed
    led4.value(not sw4.value())  # Turn LED4 on when SW4 is pressed
    
    time.sleep(0.1)  # Small delay to debounce the switches