TASK DEFINITION: In this task, you need to count the number of times the given letter appears in the given sentence.
PROBLEM: Sentence: 'statues of 2 zebras and 1 giraffe in a doorway'. Find frequency of the letter 'a'

SOLUTION: 6

PROBLEM: Sentence: 'a closeup view of a bathroom sink, that is very modern'. Find frequency of the letter 'e'

SOLUTION: 4

PROBLEM: Sentence: 'a man holding a remote control while sitting on recliner chair'. Find frequency of the letter 'n'

SOLUTION:
6