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: 'an over head view of people walking in a cramped area'. How many words contain the letter 'q' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'motor vehicle traffic on a paved city road'. How many words contain the letter 'o' in the sentence.

Ex Output:

3