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

Ex Input:
Sentence: 'an individual poses for a picture beside a bright window'. How many words contain the letter 'y' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'a young man wearing a red tie sitting next to a cat'. How many words contain the letter 'h' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'a little kid standing in front of a pile of stuffed animals'. How many words contain the letter 'i' in the sentence.

Ex Output:

6