input: def sort_strings_by_length(words: List[str]) -> List[str]:
      """
      Sorts a list of strings based on their length.
  
      >>> sort_strings_by_length(["Hello", "World!", "Good", "Morning"])
      ['Good', 'Hello', 'Morning', 'World!']
      >>> sort_strings_by_length(["Python", "Ruby", "Java", "C#"])
      ['C#', 'Ruby', 'Java', 'Python']
      """
      words.sort(key=len)
      return words
output:     words.sort(key=len)
      return words