TASK DEFINITION: In this task, you need to count the number of times the given letter appears in the given sentence.
PROBLEM: Sentence: 'a woman walking with a child that is in a wheelchair'. Find frequency of the letter 'k'

SOLUTION: 1

PROBLEM: Sentence: 'red chair next to side table with lamp in residential home'. Find frequency of the letter 'm'

SOLUTION: 2

PROBLEM: Sentence: 'a plaid suitcase with a rainbow ribbon around it'. Find frequency of the letter 'e'

SOLUTION:
1