#6 led pattern display.
from machine import Pin
from time import sleep
led1 = Pin(2, Pin.OUT)
led2 = Pin(18, Pin.OUT)# Assuming d2 corresponds to pin 2
led3 = Pin(22, Pin.OUT)
led4 = Pin(23, Pin.OUT)
led5 = Pin(14, Pin.OUT)
led6 = Pin(26, Pin.OUT)
for i in range (0,5):
    led1.on()
    led3.on()
    led5.on()
    sleep(1)
    led1.off()
    led3.off()
    led5.off()
    led2.on()
    led4.on()
    led6.on()
    sleep(1)
    led2.off()
    led4.off()
    led6.off()
    sleep(1)
print(i, "th iteration")