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

Ex Input:
Sentence: 'a large dog curls up on the pillow on a bunk bed'. How many words contain the letter 't' in the sentence.

Ex Output:
1

Ex Input:
Sentence: 'a large cooked pizza with pepperoni on a table'. How many words contain the letter 't' in the sentence.

Ex Output:
2

Ex Input:
Sentence: 'a white paper plate topped with two hot dogs on buns'. How many words contain the letter 'n' in the sentence.

Ex Output:
2