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

Ex Input:
Sentence: 'the boy is in batting stance to waiting'. How many words contain the letter 'h' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a woman working her small shared office cubicle'. How many words contain the letter 'g' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a couple of cut outs of plants berries and apples'. How many words contain the letter 'd' in the sentence.

Ex Output:

1