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: 'people of various ages play tennis, hold tennis balls and swing their racquets'. Count the number of consonants in the given sentence.

Output: 41


Input: Consider Input: Sentence: 'a couple of fighter jets fly through the air'. Count the number of vowels in the given sentence.

Output: 13


Input: Consider Input: Sentence: 'a large white airplane is on a runway'. Count the number of consonants in the given sentence.


Output: 16