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: 'two traffic signs are pictured in front of a sky background'. Count the number of vowels in the given sentence.

Output: 16


Input: Consider Input: Sentence: 'a jockey riding a horse in a race with birds flying next to it'. Count the number of vowels in the given sentence.

Output: 18


Input: Consider Input: Sentence: 'a plane waiting on a runway while  cars sit beneath it'. Count the number of consonants in the given sentence.


Output: 25