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 fire hydrant is near a tree in a flooded area'. Count the number of consonants in the given sentence.

Output: 19


Input: Consider Input: Sentence: 'groups of people in a field sitting down, standing and walking, with tent areas in the background'. Count the number of vowels in the given sentence.

Output: 28


Input: Consider Input: Sentence: 'a couple of wooden benches near the train tracks'. Count the number of vowels in the given sentence.


Output: 16