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

[EX Q]: Sentence: 'a lighthouse with birds flying by it at a bay'. How many words contain the letter 'q' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a picture of bottles and cans in someones kitchen'. How many words contain the letter 'c' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a can is laying on a remote control'. How many words contain the letter 'b' in the sentence.
[EX A]:
0