TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a mother zebra standing next to a baby zebra'. How many words contain the letter 'e' in the sentence.

SOLUTION: 4

PROBLEM: Sentence: 'a man srufing the waves on a board in front of 3 tall pillars'. How many words contain the letter 'n' in the sentence.

SOLUTION: 5

PROBLEM: Sentence: 'two men standing in a kitchen preparing food'. How many words contain the letter 'i' in the sentence.

SOLUTION:
4