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 broken park bench in the middle of a grassy lawn'. Count the number of consonants in the given sentence.

Output: 27


Input: Consider Input: Sentence: 'there is a picture guide to making chocolate cake'. Count the number of consonants in the given sentence.

Output: 22


Input: Consider Input: Sentence: 'a blue bus that has a building on top of it'. Count the number of consonants in the given sentence.


Output: 19