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.

Ex Input:
Sentence: 'a man speeding fast on a long board'. Count the number of consonants in the given sentence.

Ex Output:
17


Ex Input:
Sentence: 'a tennis player reaching out as far as he can to hit the ball'. Count the number of consonants in the given sentence.

Ex Output:
29


Ex Input:
Sentence: 'a school bus with some buildings in the background'. Count the number of consonants in the given sentence.

Ex Output:

27