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, dried fruit, and bananas'. Find frequency of the letter 'u'

SOLUTION: 1

PROBLEM: Sentence: 'girls posing of a picture one holding a tennis racket the other wearing a crown'. Find frequency of the letter 'g'

SOLUTION: 4

PROBLEM: Sentence: 'men playing tennis on a fenced in tennis court'. Find frequency of the letter 'u'

SOLUTION:
1