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

Ex Input:
Sentence: 'a road cut off by police barricade tape'. How many words contain the letter 'x' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'two cats stand beside a pink door and potted plants'. How many words contain the letter 'z' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'a person holding a camera towards an elephant near a safari bus'. How many words contain the letter 'j' in the sentence.

Ex Output:

0