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

Ex Input:
Sentence: 'a tabby cat rests on a suitcase set on the floor in a room'. How many words contain the letter 'q' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'a man with a long coat and a hat skating on the road'. How many words contain the letter 'q' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'a makeshift home is set up in the outside corner of a building'. How many words contain the letter 'f' in the sentence.

Ex Output:

2