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

Example Input: Sentence: 'pair of one kind of birds and another bird perched on a railing'. How many words contain the letter 'j' in the sentence.
Example Output: 0

Example Input: Sentence: 'a large clock tower under a grey cloudy sky'. How many words contain the letter 'l' in the sentence.
Example Output: 3

Example Input: Sentence: 'there are men drinking and socializing in a bar'. How many words contain the letter 'h' in the sentence.
Example Output:
1