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

[EX Q]: Sentence: 'a man srufing the waves on a board in front of 3 tall pillars'. How many words contain the letter 'n' in the sentence.
[EX A]: 5

[EX Q]: Sentence: 'a microwaved broccoli and cheese dish and a spoon'. How many words contain the letter 'n' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a person sitting net to a tv on a sidewalk'. How many words contain the letter 's' in the sentence.
[EX A]:
3