TASK DEFINITION: In this task, you need to count the number of times the given letter appears in the given sentence.
PROBLEM: Sentence: 'a stuffed animal sitting on an empty bed'. Find frequency of the letter 'u'

SOLUTION: 1

PROBLEM: Sentence: 'cooked fish and green broccoli share a single white plate'. Find frequency of the letter 'c'

SOLUTION: 3

PROBLEM: Sentence: 'a man flying through the air while riding a snowboard'. Find frequency of the letter 'o'

SOLUTION:
3