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 view of living room with brown sofas, with the kitchen in the background'. Count the number of vowels in the given sentence.

Ex Output:
21


Ex Input:
Sentence: 'the restroom has a checkered floor, shower, sink, and toilet'. Count the number of vowels in the given sentence.

Ex Output:
18


Ex Input:
Sentence: 'commuter shuttle bus on roadway in large city'. Count the number of vowels in the given sentence.

Ex Output:

14