TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a bunch of white hyacinths arranged in a vase'. How many words contain the letter 'r' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a sidewalk with a toilet laying on side with people in background'. How many words contain the letter 'o' in the sentence.

SOLUTION: 4

PROBLEM: Sentence: 'a television couches table and a remote controller'. How many words contain the letter 'd' in the sentence.

SOLUTION:
1