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 pair of men fighting over a frisbee in a grassy field'. Count the number of consonants in the given sentence.

Output: 26


Input: Consider Input: Sentence: 'an elephant standing on a dirt patch near a forest'. Count the number of vowels in the given sentence.

Output: 15


Input: Consider Input: Sentence: 'a bed that has different pillows on it'. Count the number of vowels in the given sentence.


Output: 11