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

Sentence: 'an orange cat is lounging on a gray couch'. How many words contain the letter 'c' in the sentence.
2

Sentence: 'a view from a plane window near a large snowy peak'. How many words contain the letter 'u' in the sentence.
0

Sentence: 'there is a cramped hall leading to a bathroom in a plane'. How many words contain the letter 'm' in the sentence.

2