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: 'an elephant walks on a low concrete wall'. How many words end with the letter 't' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'an airline pilot with tattoos and wearing a tie looking down'. How many words end with the letter 'n' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'men stand guard as horses are pulling a carriage down the street'. How many words end with the letter 'd' in the sentence.

Ex Output:

2