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

Ex Input:
Sentence: 'a woman carrying her surfboard to the ocean'. How many words contain the letter 'q' in the sentence.

Ex Output:
0


Ex Input:
Sentence: 'a close up of two people wearing ties'. How many words contain the letter 'o' in the sentence.

Ex Output:
4


Ex Input:
Sentence: 'four different giraffes in the jungle eating food'. How many words contain the letter 'o' in the sentence.

Ex Output:

2