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: '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 sail boat lays on it's side on the beach'. Count the number of vowels in the given sentence.

Output: 14


Input: Consider Input: Sentence: 'cows in a pasture with two trucks behind them'. Count the number of consonants in the given sentence.


Output: 25