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.

Input: Consider Input: Sentence: 'a policeman on a horse is by a coke truck'. Count the number of vowels in the given sentence.

Output: 14


Input: Consider Input: Sentence: 'an image of a bathroom scene with a toilet and sink'. Count the number of vowels in the given sentence.

Output: 18


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


Output: 11