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 in a suit eats waffles while a group of people eat in the background'. Count the number of vowels in the given sentence.

Ex Output:
26


Ex Input:
Sentence: 'a sink and a stove in a small kitchen'. Count the number of vowels in the given sentence.

Ex Output:
11


Ex Input:
Sentence: 'fairy boat at the dock in front of some buildings'. Count the number of vowels in the given sentence.

Ex Output:

15