TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a soldier holds something for a young bear'. How many words contain the letter 'a' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'bus moving through parking lot in front of building'. How many words contain the letter 'g' in the sentence.

SOLUTION: 4

PROBLEM: Sentence: 'the young giraffe is standing near the fence'. How many words contain the letter 's' in the sentence.

SOLUTION:
2