TASK DEFINITION: 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.
PROBLEM: Sentence: 'a little baby is sitting in a baseball glove'. Count the number of consonants in the given sentence.

SOLUTION: 22

PROBLEM: Sentence: 'a doughnut sitting next to a cup of coffee at restaurant'. Count the number of consonants in the given sentence.

SOLUTION: 27

PROBLEM: Sentence: 'an old brick, ornamental building features a large archway and a clock tower'. Count the number of consonants in the given sentence.

SOLUTION:
39