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

Ex Input:
Sentence: 'cars parked on the side of the road beside a fire hydrant'. How many words contain the letter 'p' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'ladies playing a video game and having fun'. How many words contain the letter 'q' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'this is a photo of a womens rowing team'. How many words contain the letter 'o' in the sentence.

Ex Output:

4