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

Ex Input:
Sentence: 'two skiers standing side by side in the snow posing for a picture'. How many words contain the letter 'u' in the sentence.

Ex Output:
1

Ex Input:
Sentence: 'individuals are up and doing something fun today'. How many words contain the letter 'p' in the sentence.

Ex Output:
1

Ex Input:
Sentence: 'a young man riding a skateboard on a walkway'. How many words contain the letter 'h' in the sentence.

Ex Output:
0