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: 'there are two men sitting on a couch playing video games'. Find frequency of the letter 'v'

SOLUTION: 1

PROBLEM: Sentence: 'a street has cars parked on it near a dead end sign'. Find frequency of the letter 'k'

SOLUTION:
1