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 man working on a suzuki motor cycle at a station'. Count the number of consonants in the given sentence.

Output: 23


Input: Consider Input: Sentence: 'a flotilla of small boats circle around water buoys'. Count the number of vowels in the given sentence.


Output: 17