TASK DEFINITION: In this task, you need to count the number of times the given letter appears in the given sentence.
PROBLEM: Sentence: 'an empty clean kitchen with island, marble countertops , stove and cabinetry'. Find frequency of the letter 'l'

SOLUTION: 3

PROBLEM: Sentence: 'a little boy standing near a couch and a table'. Find frequency of the letter 'i'

SOLUTION: 2

PROBLEM: Sentence: 'a woman is holding up a large broccoli floret'. Find frequency of the letter 'e'

SOLUTION:
2