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

Ex Input:
Sentence: 'a herd of giraffe grazing from a feeder'. How many words contain the letter 'h' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a bus station full of people walking on the side walk'. How many words contain the letter 'q' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'a person resting on a bench outside a furniture store'. How many words contain the letter 'e' in the sentence.

Ex Output:

6