input: Write a function to sort a list of strings alphabetically and return the sorted list. If the list is empty, return an empty list.
  def sortAlphabetically(strings): 
      if not strings:
          return []
      strings.sort() 
      return strings 
  
  # Test cases
  assert sortAlphabetically(["hello", "world", "good", "morning", "programming"])==["good", "hello", "morning", "programming", "world"]
  assert sortAlphabetically([""])==[""]
  assert sortAlphabetically(["apple", "banana", "cherry"])==["apple", "banana", "cherry"]
  assert sortAlphabetically(["z", "a", "m"])==["a", "m", "z"]
  assert sortAlphabetically([])==[]
output: def sortAlphabetically(strings): 
      if not strings:
          return []
      strings.sort() 
      return strings