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 portion of carrot cake is sitting on a plate'. How many words end with the letter 'e' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'an over head view of two people walking one is carrying a surf board'. How many words end with the letter 'd' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a little boy sitting in a chair holding a doughnut'. How many words end with the letter 'a' in the sentence.

Ex Output:

3