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

Input: Consider Input: Sentence: 'a large clock mounted in the face of a building'. How many words contain the letter 'e' in the sentence.

Output: 4


Input: Consider Input: Sentence: 'a television is sitting on a table in a room'. How many words contain the letter 'g' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a woman and her dog play in a field'. How many words contain the letter 'b' in the sentence.


Output: 0