from machine import Pin
import time

ledr = Pin(19, Pin.OUT)
ledg = Pin(18, Pin.OUT)
ledb = Pin(5, Pin.OUT)
ledy = Pin(17, Pin.OUT)

pr = Pin(12, Pin.IN)
pg = Pin(14, Pin.IN)
pb = Pin(28, Pin.IN)
py = Pin(26, Pin.IN)


while True:
    if pr == True:
        ledr.on()
        time.sleep(1)
    elif pr == False:
        ledr.off()
        time.sleep(1)
    elif pg == True:
        ledg.on()
        time.sleep(1)
    elif pg == False
        ledg.off()
        time.sleep(1)
    elif pb == True:
        ledg.on()
        time.sleep(1)