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

Ex Input:
Sentence: 'a woman carrying her surfboard to the ocean'. How many words contain the letter 'q' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'a person that is fixing a pillow on a couch'. How many words contain the letter 's' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a woman with a shopping bag talking on a cell phone'. How many words contain the letter 'e' in the sentence.

Ex Output:

2