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

Ex Input:
Sentence: 'a picture of a plane in the air'. How many words contain the letter 'l' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'the corner of a bathroom with washrags and cleaning supplies'. How many words contain the letter 'q' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'a sumo wrestlers upper body is sticking out of the wall and holding a sink in a bathroom'. How many words contain the letter 't' in the sentence.

Ex Output:

5