In this task, you need to count the number of words in a sentence that end with the given letter. Answer with numbers and not words.

Ex Input:
Sentence: 'a young man swings his tennis racket on the court'. How many words end with the letter 's' in the sentence.

Ex Output:
3


Ex Input:
Sentence: 'a vase with some colorful flowers around it'. How many words end with the letter 'l' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'two people a woman with pink hair and a man hold wine glasses and the shelf in the distance is filled with bottles'. How many words end with the letter 'n' in the sentence.

Ex Output:

3