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

Ex Input:
Sentence: 'an over head view of people walking in a cramped area'. How many words contain the letter 'q' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'multiple birds on the ground in a parking lot'. How many words contain the letter 'm' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a shirtless man in a leather jacket eating a sandwich'. How many words contain the letter 's' in the sentence.

Ex Output:

2