TASK DEFINITION: In this task, you need to count the number of times the given letter appears in the given sentence.
PROBLEM: Sentence: 'town clocks affixed to a tall, brick building'. Find frequency of the letter 'r'

SOLUTION: 1

PROBLEM: Sentence: 'a man is taking a picture of a man and woman'. Find frequency of the letter 'a'

SOLUTION: 8

PROBLEM: Sentence: 'a toilet sitting in a recess of the bathroom wall'. Find frequency of the letter 'o'

SOLUTION:
4