TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a horse and a donkey stand in a fenced field'. How many words contain the letter 'd' in the sentence.

SOLUTION: 5

PROBLEM: Sentence: 'two giraffe a mom and baby both with their heads up'. How many words contain the letter 'w' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a woman wearing a cooks outfit and waving in a kitchen with other cooks'. How many words contain the letter 'k' in the sentence.

SOLUTION:
3