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: 'this old washed out photo shows a couple of people with several horses in front of a silo and barn'. Count the number of vowels in the given sentence.

Output: 31


Input: Consider Input: Sentence: 'people enjoying the slopes at a ski resort on a sunny day'. Count the number of vowels in the given sentence.

Output: 18


Input: Consider Input: Sentence: 'cat taking a nap in a white bowl on a table'. Count the number of vowels in the given sentence.


Output: 14