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

Input: Consider Input: Sentence: 'a stir fry consisting of rice broccoli and other vegetables'. How many words contain the letter 'e' in the sentence.

Output: 3


Input: Consider Input: Sentence: 'a man walking with rolling luggage and many bags'. How many words contain the letter 'g' in the sentence.

Output: 4


Input: Consider Input: Sentence: 'two children are playing in the snow together'. How many words contain the letter 'v' in the sentence.


Output: 0