In this task, you need to count the number of words in a sentence that contain the given letter

[Q]: Sentence: 'a clock in the middle of a building'. How many words contain the letter 'x' in the sentence.
[A]: 0


[Q]: Sentence: 'some soldiers cutting into a big sheet cake on a table'. How many words contain the letter 'c' in the sentence.
[A]: 2


[Q]: Sentence: 'a group of people in a room standing around'. How many words contain the letter 't' in the sentence.
[A]:
1