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 bathroom with a small toilet and a brown lid and a larger white toilet'. Count the number of vowels in the given sentence.

Ex Output:
23


Ex Input:
Sentence: 'two people are standing next to a giraffe'. Count the number of vowels in the given sentence.

Ex Output:
14


Ex Input:
Sentence: 'stop sign at an intersection with a fence flanked by weeds'. Count the number of vowels in the given sentence.

Ex Output:

17