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 bird pecks its way through some vegetation'. Count the number of consonants in the given sentence.

Output: 23


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: 'an adult on skis holding hands with a small child on skis'. Count the number of consonants in the given sentence.


Output: 32