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

Sentence: 'three birds perched on top of a wire fence'. How many words contain the letter 'b' in the sentence.
1

Sentence: 'a college student throws a frisbee in a field'. How many words contain the letter 't' in the sentence.
2

Sentence: 'cluttered home bathroom with glass doors on shower tub'. How many words contain the letter 'f' in the sentence.

0