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 zebra with a gazelle in the background in a grassy field'. Count the number of vowels in the given sentence.

Output: 18


Input: Consider Input: Sentence: 'a person drying a paper mache ball with a blow dryer'. Count the number of consonants in the given sentence.

Output: 28


Input: Consider Input: Sentence: 'a child playing a nintendo wii boxing game'. Count the number of consonants in the given sentence.


Output: 21