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: 'some boys are wearing green and red vests and ties'. Count the number of vowels in the given sentence.

Output: 16


Input: Consider Input: Sentence: 'a vase with unopened flowers in ice'. Count the number of vowels in the given sentence.

Output: 13


Input: Consider Input: Sentence: 'a fire hydrant that is silver with a red top and sides'. Count the number of vowels in the given sentence.


Output: 15