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: 'two white swans are floating on the water'. How many words end with the letter 'g' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a pile of books on sitting next to a globe'. How many words end with the letter 'a' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a stop sign and street signs on a road'. How many words end with the letter 'd' in the sentence.

Ex Output:

2