TASK DEFINITION: In this task, you need to count the number of times the given letter appears in the given sentence.
PROBLEM: Sentence: 'a player swings his bat at a baseball game'. Find frequency of the letter 'p'

SOLUTION: 1

PROBLEM: Sentence: 'this is an image of a woman playing tennis'. Find frequency of the letter 'f'

SOLUTION: 1

PROBLEM: Sentence: 'a man walking down the road with a suitcase'. Find frequency of the letter 'd'

SOLUTION:
2