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 pole with a two street signs and a stop sign mounted to a pole'. Count the number of consonants in the given sentence.

SOLUTION: 30

PROBLEM: Sentence: 'a truck dumping soil in a rural area'. Count the number of vowels in the given sentence.

SOLUTION: 13

PROBLEM: Sentence: 'a man laying his legs on top of a computer desk'. Count the number of vowels in the given sentence.

SOLUTION:
14