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: 'this train car features a variety of colors and carries passengers'. Count the number of vowels in the given sentence.

Output: 22


Input: Consider Input: Sentence: 'woman holds a toothbrush to the mouth of a young child'. Count the number of vowels in the given sentence.

Output: 16


Input: Consider Input: Sentence: 'there are people that are skiing on the snow slope'. Count the number of vowels in the given sentence.


Output: 17