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: 'several carrots on a cutting board with a knife on top'. Count the number of consonants in the given sentence.

Output: 27


Input: Consider Input: Sentence: 'a man is serving pizza to a customer'. Count the number of consonants in the given sentence.

Output: 17


Input: Consider Input: Sentence: 'a hotdog with mustard on it is sitting on a plate'. Count the number of vowels in the given sentence.


Output: 15