In this task, you need to count the number of words in a sentence that start with the given letter. Answer with numbers and not words.

Input: Consider Input: Sentence: 'a counter holds an assortment of fruits and vegetables'. How many words start with the letter 'v' in the sentence.

Output: 1


Input: Consider Input: Sentence: 'a bus stops in order to pick up passengers'. How many words start with the letter 'p' in the sentence.

Output: 2


Input: Consider Input: Sentence: 'a kitchen counter with some bananas and eggs'. How many words start with the letter 'e' in the sentence.


Output: 1