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

[EX Q]: Sentence: 'a man with a surfboard walking across a bridge towards the ocean'. How many words contain the letter 'w' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'two males and a drink a laptop and a cellphone'. How many words contain the letter 'b' in the sentence.
[EX A]: 0

[EX Q]: Sentence: 'a woman sitting beside a small table with a birthday cake'. How many words contain the letter 'w' in the sentence.
[EX A]:
2