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: 'there is a small truck that has stopped in the dirt'. How many words end with the letter 's' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a guy on a surf board riding the waves in the ocean'. How many words end with the letter 'g' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a cell phone turned on lies atop a computer keyboard in the dark'. How many words end with the letter 'a' in the sentence.

Ex Output:

2