In this task, you need to count the number of words in a sentence that contain the given letter

[EX Q]: Sentence: 'a dog jumping up and catching a frisbee in its mouth'. How many words contain the letter 'r' in the sentence.
[EX A]: 1

[EX Q]: Sentence: 'a white pickup truck thats parked on the corner of an intersection'. How many words contain the letter 'v' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a pink lunch box with four containers each with different food and a fork'. How many words contain the letter 'w' in the sentence.
[EX A]:
2