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: 'dog with collar next to open window in front of building'. Count the number of consonants in the given sentence.

Ex Output:
30


Ex Input:
Sentence: 'a young man playing baseball swings at home plate'. Count the number of vowels in the given sentence.

Ex Output:
15


Ex Input:
Sentence: 'a line of many motor scooters parked in a town'. Count the number of vowels in the given sentence.

Ex Output:

15