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

Ex Input:
Sentence: 'a boy in a car on a laptop'. How many words contain the letter 'j' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'man in blue shirt hitting a tennis ball back'. How many words contain the letter 'q' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'a person stopped at the intersection of a street on a motorcycle'. How many words contain the letter 'c' in the sentence.

Ex Output:

2