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: 'three kids are playing soccer in the grass'. Count the number of consonants in the given sentence.

Ex Output:
23


Ex Input:
Sentence: 'a couple of horses are standing in a field'. Count the number of vowels in the given sentence.

Ex Output:
15


Ex Input:
Sentence: 'a fire hydrant and bicycle are covered with snow as they stand next to each other near a street corner'. Count the number of vowels in the given sentence.

Ex Output:

30