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.

Ex Input:
Sentence: 'a pizza cooking in an oven and its covered with tin foil'. Count the number of consonants in the given sentence.

Ex Output:
26


Ex Input:
Sentence: 'a tourist attraction of a clock tower with a flag flying'. Count the number of vowels in the given sentence.

Ex Output:
17


Ex Input:
Sentence: 'a group of young people hanging around a skate park'. Count the number of consonants in the given sentence.

Ex Output:

24