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: 'there are three computers on the desk, two of which are turned on'. Count the number of consonants in the given sentence.

Output: 32


Input: Consider Input: Sentence: 'a painting of two geese flying in front of a sunset and a lighthouse'. Count the number of vowels in the given sentence.

Output: 22


Input: Consider Input: Sentence: 'street signs at an intersection on a day without clouds in the sky'. Count the number of vowels in the given sentence.


Output: 20