TASK DEFINITION: In this task, you need to count the number of times the given letter appears in the given sentence.
PROBLEM: Sentence: 'a bowl of granola with raspberries and honey on top with a spoon'. Find frequency of the letter 'w'

SOLUTION: 3

PROBLEM: Sentence: 'people playing wii bowling in a modern library'. Find frequency of the letter 'o'

SOLUTION: 3

PROBLEM: Sentence: 'a slice of vegetarian pizza on a white plate on a wooden table'. Find frequency of the letter 'b'

SOLUTION:
1