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 horse standing in a grassy field with trees'. Count the number of consonants in the given sentence.

Ex Output:
24


Ex Input:
Sentence: 'there are three different lights that show if u can walk'. Count the number of vowels in the given sentence.

Ex Output:
16


Ex Input:
Sentence: 'downhill skier on slope during alpine race on clear day'. Count the number of consonants in the given sentence.

Ex Output:

28