| # | Problem | Pass Rate (passed user / total user) |
|---|---|---|
| 14391 | Interval query |
|
Description
Given two positive integer a, b.
Your task is to answer how many integer are there in the close interval [a, b]. Namely, the number of integer that is at least a and at most b.
Input
The first line contains two integer a, b (1 <= a <= b <= 100), seperated by a blank.
Output
An integer in the first line, represent the answer to the problem.
Note that you do not need to print '\n' at the end of the output.