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

Ex Input:
Sentence: 'a kitchen that is very nice and clean'. How many words contain the letter 't' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a parked blue and white motorcycle with a black seat'. How many words contain the letter 'd' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a picture of a baseball player next to a collection of baseball memorabilia'. How many words contain the letter 'g' in the sentence.

Ex Output:

0