TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a group of kids are participating in a swim class'. How many words contain the letter 'l' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'some soldiers cutting into a big sheet cake on a table'. How many words contain the letter 'c' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a black cat is sitting on a green couch'. How many words contain the letter 'x' in the sentence.

SOLUTION:
0