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: 'looking at the airplane wing and the ground below'. How many words end with the letter 'd' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a man on a snowboard does an air trick'. How many words end with the letter 'd' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a very cute bright blue colored bench with some animals on it'. How many words end with the letter 'n' in the sentence.

Ex Output:

1