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 skier flying down a snow covered hill into a pool'. Count the number of consonants in the given sentence.

Output: 25


Input: Consider Input: Sentence: 'a dog sitting  in a piece of luggage on a floor'. Count the number of vowels in the given sentence.

Output: 17


Input: Consider Input: Sentence: 'a large pizza prepared and ready to go in the oven'. Count the number of vowels in the given sentence.


Output: 17