input: def vowelCheck(inputString: str) -> str:
      """ Identify and return the first vowel found in the given string.
      >>> vowelCheck("Hello World")
      'e'
      >>> vowelCheck("Pronunciation")
      'o'
      """
output:     vowels = "aeiouAEIOU"
      for char in inputString:
          if char in vowels:
              return char
      return ""