AT_abc454_a [ABC454A] Closed interval

You are given integers $ L $ and $ R $ . Find how many integers are between $ L $ and $ R $ , inclusive.

The input is given from Standard Input in the following format: > $ L $ $ R $

Output the answer.

### Sample Explanation 1 The integers between $ 3 $ and $ 5 $ , inclusive, are $ 3,4,5 $ , which is three integers. Thus, output $ 3 $ . ### Constraints - $ 1\le L\le R\le 100 $ - All input values are integers.