TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a man holding an umbrella in one hand and a cell phone up to his ear in the other'. How many words contain the letter 'x' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'a woman sitting on top of a cement bench near a lake'. How many words contain the letter 'w' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a calculator a cell phone and a camera sit on a table'. How many words contain the letter 'b' in the sentence.

SOLUTION:
1