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 doughnut sitting next to a cup of coffee at restaurant'. Count the number of consonants in the given sentence.

Ex Output:
27


Ex Input:
Sentence: 'a white ferret laying its head on a remote control'. Count the number of consonants in the given sentence.

Ex Output:
24


Ex Input:
Sentence: 'two giraffes in different enclosed areas are facing each other'. Count the number of vowels in the given sentence.

Ex Output:

22