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 very nice looking living room with pretty furniture'. Count the number of vowels in the given sentence.

Output: 17


Input: Consider Input: Sentence: 'a double-decker red bus on a london street'. Count the number of vowels in the given sentence.

Output: 14


Input: Consider Input: Sentence: 'a man riding a board on top of a wave'. Count the number of vowels in the given sentence.


Output: 13