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 cat kneeling in front of a stuffed bear and a kids book'. Count the number of vowels in the given sentence.

Output: 18


Input: Consider Input: Sentence: 'two males are seen on the field playing with a frisbee'. Count the number of vowels in the given sentence.

Output: 18


Input: Consider Input: Sentence: 'many fruit are lined up and displayed at a market'. Count the number of vowels in the given sentence.


Output: 16