TASK DEFINITION: In this task, you need to count the number of times the given letter appears in the given sentence.
PROBLEM: Sentence: 'a boy swinging a bat while playing baseball'. Find frequency of the letter 'h'

SOLUTION: 1

PROBLEM: Sentence: 'a bunch of people are standing out in a field a red one has their arms out as a white ball is in the air'. Find frequency of the letter 'e'

SOLUTION: 9

PROBLEM: Sentence: 'a tennis player doing a practice swing in a tennis court stadium'. Find frequency of the letter 'g'

SOLUTION:
2

