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

Input: Consider Input: Sentence: 'a sleek and pointy fighter jet flying in the sky'. How many words contain the letter 'f' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'cars parked on the side of the road beside a fire hydrant'. How many words contain the letter 'p' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a person crossing the street in front an orange trolley while holding a garbage bag'. How many words contain the letter 'j' in the sentence.


Output: 0