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

Ex Input:
Sentence: 'people fly kites and relax at a crowded sunlit beach'. How many words contain the letter 'l' in the sentence.

Ex Output:
4


Ex Input:
Sentence: 'a large herd of farm animals are with a cowboy'. How many words contain the letter 'l' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'two large special storage pantries in a large kitchen'. How many words contain the letter 'q' in the sentence.

Ex Output:

0