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

Ex Input:
Sentence: 'a small cat curled up sleeps on what appears to be a table'. How many words contain the letter 'j' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'a stop light that is out on a pole'. How many words contain the letter 'z' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'three bicyclists are riding on the road with the cars'. How many words contain the letter 'o' in the sentence.

Ex Output:

2