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: 'two people ride atop an elephant, through a town as people watch'. Count the number of vowels in the given sentence.

Output: 21


Input: Consider Input: Sentence: 'a group of snowboarders in short sleeves on the slopes'. Count the number of consonants in the given sentence.

Output: 28


Input: Consider Input: Sentence: 'a street sign sitting next to parked cars and motorcycles'. Count the number of consonants in the given sentence.


Output: 33