TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a little boy that is sitting near two birds'. How many words contain the letter 'm' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'a large clock tower under a grey cloudy sky'. How many words contain the letter 'l' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a dog trying to get over a sofa cushion'. How many words contain the letter 'd' in the sentence.

SOLUTION:
1