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 group of orange traffic cones sitting on top of a table'. How many words end with the letter 'c' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a public bathroom with four toilet stalls and four urinals on the wall'. How many words end with the letter 's' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a living room area with a tv and a fire'. How many words end with the letter 'a' in the sentence.

Ex Output:

4