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 city street with traffic and people walking'. How many words end with the letter 'a' in the sentence.

Ex Output:
1


Ex Input:
Sentence: 'a distant view of a surfer riding the ocean waves'. How many words end with the letter 'a' in the sentence.

Ex Output:
2


Ex Input:
Sentence: 'a woman holding a baby boy in her hands'. How many words end with the letter 'a' in the sentence.

Ex Output:

2