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

Ex Input:
Sentence: 'a young man in a bunch of waves on his board'. How many words contain the letter 'j' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'a man showing a piece of hardware he took apart'. How many words contain the letter 'y' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'a backpack with its contents neatly arranged around it'. How many words contain the letter 'm' in the sentence.

Ex Output:

0