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

Sentence: 'a person in the air on skis on a mountain slope'. How many words contain the letter 'w' in the sentence.
0

Sentence: 'a man is water skiing in the ocean'. How many words contain the letter 'c' in the sentence.
1

Sentence: 'a tower that also has a clock on it'. How many words contain the letter 'f' in the sentence.

0