TASK DEFINITION: In this task, you need to count the number of times the given letter appears in the given sentence.
PROBLEM: Sentence: 'two bears swim in a blue pool of water'. Find frequency of the letter 'o'

SOLUTION: 4

PROBLEM: Sentence: 'a blue bowl holding mashed bananas and oatmeal with a bottle of sugar and cinnamon sitting beside it'. Find frequency of the letter 'g'

SOLUTION: 3

PROBLEM: Sentence: 'a tray of various foods of asian origin'. Find frequency of the letter 'y'

SOLUTION:
1