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 bunch of hotdogs cooking on a grill'. Count the number of vowels in the given sentence.

Ex Output:
11


Ex Input:
Sentence: 'a open box of pizza placed on a kitchen counter'. Count the number of consonants in the given sentence.

Ex Output:
22


Ex Input:
Sentence: 'man surfing on the ocean on his surfboard'. Count the number of vowels in the given sentence.

Ex Output:

13