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 black and white styled bathroom and shower'. Count the number of vowels in the given sentence.

Output: 12


Input: Consider Input: Sentence: 'an empty airport lobby with a tv and yellow chairs'. Count the number of vowels in the given sentence.

Output: 13


Input: Consider Input: Sentence: 'a pair of giraffes stand next to rocks on the grass'. Count the number of consonants in the given sentence.


Output: 27