TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'two men and two men having drinks at a bar'. How many words contain the letter 'g' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a plate has many different types of food on it'. How many words contain the letter 'r' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a train that is sitting on the tracks near gravel'. How many words contain the letter 's' in the sentence.

SOLUTION:
3