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

Input: Consider Input: Sentence: 'people walking down the sidewalk with no turn signs'. How many words contain the letter 'e' in the sentence.

Output: 3


Input: Consider Input: Sentence: 'two stuffed pandas near a small shack near a body of water'. How many words contain the letter 'g' in the sentence.

Output: 0


Input: Consider Input: Sentence: 'a man riding a paddle board on top of a wave'. How many words contain the letter 'w' in the sentence.


Output: 1