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 bride and a kiltwearing groom cutting their wedding cake together'. How many words end with the letter 'r' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a city street clock standing in front of a white building'. How many words end with the letter 'f' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'the view of a restroom with a toilet and washer and dryer combo'. How many words end with the letter 'r' in the sentence.

Ex Output:

2