import math
import random
import time
text = input("").lower()
if text == "hello" or text == "greetings" or text == "hi":
print("Hello! I'm PyChat, an artificial intelligence. How may I help you? ")
text = input().lower()
elif text == "enjoy" or text == "like" or text == "fun" or text == "enjoys" or text == "likes":
print("I also enjoy that, what a coincidence!")
text = input().lower()