text: """
  @author : Abhishek Reddy
  @date : 30/01/2019
  """
  
  # "[a,e,i,o,u]" are the set of vowels in English language
  
  inp = input("String to calculate vowels:")
  vcount = 0
  for i in inp:
      if i=='a' or i == 'e' or i=='i' or i=='o' or i=='u' or i=='A' or i=='E' or i=='I' or i=='O' or i=='U':
          vcount += 1
  print(vcount)
  