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 group of men are watching two men shake hands over a table decorated with american and chinese flags'. Count the number of consonants in the given sentence.

Output: 51


Input: Consider Input: Sentence: 'a group of vehicles move across an intersection'. Count the number of consonants in the given sentence.

Output: 23


Input: Consider Input: Sentence: 'a bathroom with two sinks and two toliets'. Count the number of consonants in the given sentence.


Output: 22