# Update this code so that the green light remains on until button is pressed. Once the button is pressed the red light should flash the SOS signal
from machine import Pin
from utime import sleep


print("Hello, Pi Pico!")


# Green LED connected on Pin 2
led2 = Pin(2, Pin.OUT)


# Red LED connected on Pin 10
led1 = Pin(10,Pin.OUT)



# Pushbutton connected on Pin 28
pushButton = Pin(28, machine.Pin.IN, machine.Pin.PULL_UP)

while True:
    if pushButton.value():  # Check if the button is NOT pressed (HIGH)
        led1.on()  # Turn the red LED ON
        led2.off() # Turn the green LED OFF
        sleep(0.5)
       
    else:
        led1.off()  # Turn red LED off
        led2.on() # Turn green LED ON
        sleep(0.5)
        print ('button pressed') # used for troubleshooting