In this task, you need to count the number of vowels (letters 'a', 'e', 'i', 'o', 'u') / consonants (all letters other than vowels) in the given sentence.

Input: Consider Input: Sentence: 'a cat is sitting on a chair with its head turned to the side'. Count the number of consonants in the given sentence.

Output: 28


Input: Consider Input: Sentence: 'a jetliner sitting on top of an airport tarmac'. Count the number of vowels in the given sentence.

Output: 15


Input: Consider Input: Sentence: 'a small pastry in a paper bag container'. Count the number of vowels in the given sentence.


Output: 12