TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a laptop is displayed on a small wooden platform'. How many words contain the letter 'k' in the sentence.

SOLUTION: 0

PROBLEM: Sentence: 'a person that is flying a hamburger kite'. How many words contain the letter 'b' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'two boats a big and small one are travelling on the water'. How many words contain the letter 'd' in the sentence.

SOLUTION:
1