input: Write a python function to compare two lists for equality.
  assert compareLists([1, 2, 3], [1, 2, 3]) == True
  assert compareLists([1, 2, 3], [1, 2, 4]) == False
  assert compareLists([1, 2, 3], [1, 2, 3, 4]) == False
output: def compareLists(list1, list2):
      return list1 == list2