new_contents: """Leetcode 345. Reverse Vowels of a String
  Easy
  
  URL: https://leetcode.com/problems/reverse-vowels-of-a-string/
  
  Write a function that takes a string as input and reverse only the vowels of
  a string.
  
  Example 1:
  Input: "hello"
  Output: "holle"
  
  Example 2:
  Input: "leetcode"
  Output: "leotcede"
  
  Note:
  The vowels does not include the letter "y".
  """
  
  class Solution(object):
      def reverseVowels(self, s):
          """
          :type s: str
          :rtype: str
          """
          pass
  
  
  def main():
      pass
  
  
  if __name__ == '__main__':
      main()
  
subject: Add lc0345_reverse_vowels_of_a_string.py