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

Input: Consider Input: Sentence: 'a basket that is full of fruits and vegetables'. How many words contain the letter 'v' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a toilet and long handled plunger in a cleaned bathroom'. How many words contain the letter 'i' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a train that is going inside of a tunnel'. How many words contain the letter 'k' in the sentence.


Output: 0