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 man riding skis while holding two ski poles'. Count the number of consonants in the given sentence.

Output: 24


Input: Consider Input: Sentence: 'a giraffe runs across a plain with nothing else in sight'. Count the number of consonants in the given sentence.

Output: 29


Input: Consider Input: Sentence: 'a group of people paddling out to the ocean on surfboards'. Count the number of vowels in the given sentence.


Output: 20