print("Hello, Pi Pico!")
print("This is Experiment - 3 and Objective - 3")
print("Name:Sandeep Kumar Singh ; Registration No.: 1941012513")
print("Objective : 3 Implementation of rotating LED Lights display pattern of rotating to the left.")
from machine import Pin
from utime import sleep
led1 = Pin(0, Pin.OUT)
led2 = Pin(12, Pin.OUT)
led3 = Pin(17, Pin.OUT)
led4 = Pin(28, Pin.OUT)
while True:
 led1.toggle()
 sleep(0.5)
 led1.toggle()
 led4.toggle()
 sleep(0.5)
 led4.toggle()
 led3.toggle()
 sleep(0.5)
 led3.toggle()
 led2.toggle()
 sleep(0.5)
 led2.toggle()