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 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: 'bus drives along the street next to a building'. How many words end with the letter 't' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a sheep standing behind a wire fence in the dirt'. How many words end with the letter 'a' in the sentence.

Ex Output:

2