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 and bicycle are covered with snow as they stand next to each other near a street corner'. Count the number of consonants in the given sentence.

Output: 53


Input: Consider Input: Sentence: 'a couple of horses are standing in a field'. Count the number of vowels in the given sentence.

Output: 15


Input: Consider Input: Sentence: 'a boy in glasses and a cap skateboarding down some stairs'. Count the number of vowels in the given sentence.


Output: 18