text: z = 10
  
  print("There is no " + str(10) + " programmers")
  
  k = "Substring"
  
  gerundio = k[6:9]
  print(gerundio)
  
  stripString = "   HELLO   WITH  SPACES   "
  print(stripString.strip())
  
  wonder = "how many chars are in this text???"
  
  print(len(wonder))
  print(stripString.lower())
  print(wonder.upper())
  print(wonder.replace("i","JOY"))
  
  basket = "I like pear, apple, banana and kiwi"
  print(basket.split(","))
  print("Agree?")
  x = input()
  if (x == "no"):
    x = "not"
  print("Why " + x + "?")