TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'a white sand beach with chairs umbrellas and people'. How many words contain the letter 't' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a little girl sitting on the floor reading a book'. How many words contain the letter 'n' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'two young girls in snowboarding gear sitting down'. How many words contain the letter 'a' in the sentence.

SOLUTION:
2