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

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: 'a commuter train near a platform with no one on it'. How many words contain the letter 'z' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'a large green field with many tables and visitors'. How many words contain the letter 'w' in the sentence.

Ex Output:

1