TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'man and woman posing for picture before prom'. How many words contain the letter 'c' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a girl at a lake is looking at sand inside of a frisbee'. How many words contain the letter 'u' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'a man holding a teddy bear on a street curb'. How many words contain the letter 'a' in the sentence.

SOLUTION:
5