TASK DEFINITION: In this task, you need to count the number of times the given letter appears in the given sentence.
PROBLEM: Sentence: 'the miniature, elaborate exhibit depicts an ancient boating scene'. Find frequency of the letter 'n'

SOLUTION: 6

PROBLEM: Sentence: 'an elephant has taken a man's hat in its trunk'. Find frequency of the letter 'p'

SOLUTION: 1

PROBLEM: Sentence: 'a few people are laying on a pull out sofa bed'. Find frequency of the letter 'p'

SOLUTION:
3