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 man with a stick herds cows down a gravel road'. Count the number of consonants in the given sentence.

Output: 25


Input: Consider Input: Sentence: 'a red and white no parking sign stands slanted near some trees'. Count the number of consonants in the given sentence.

Output: 33


Input: Consider Input: Sentence: 'a street scene with focus on the traffic lights'. Count the number of vowels in the given sentence.


Output: 13