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

[EX Q]: Sentence: 'a water fountain sitting in the middle of a bathroom'. How many words contain the letter 'h' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'a pizza pie is on a wooden serving tray'. How many words contain the letter 's' in the sentence.
[EX A]: 2

[EX Q]: Sentence: 'someone riding their snow board on a ramp'. How many words contain the letter 'o' in the sentence.
[EX A]:
4