TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'the train needs to be serviced so it is o the truck'. How many words contain the letter 'n' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'zebra walking through some desolate savanna alone during the day'. How many words contain the letter 'e' in the sentence.

SOLUTION: 5

PROBLEM: Sentence: 'a blue bench and a flowering bush in front of a stone wall'. How many words contain the letter 'g' in the sentence.

SOLUTION:
1