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

[EX Q]: Sentence: 'a cat in a tie sits on the couch'. How many words contain the letter 't' in the sentence.
[EX A]: 4

[EX Q]: Sentence: 'a soldier holds something for a young bear'. How many words contain the letter 'a' in the sentence.
[EX A]: 3

[EX Q]: Sentence: 'a cake sale featuring a winnie the pooh cake'. How many words contain the letter 'y' in the sentence.
[EX A]:
0