There is no involute formulation concerning factitiously activity of SKB Kontur in this problem. Moreover, there is no formulation at all.
Input
There is the only number N, 1 ≤ N ≤ 109.
Output
Your program is to output two positive integers
A and
P
separated with a space such that:
- N = A + (A + 1) + … + (A + P − 1).
- You are to choose a pair with the maximal possible value of P.
Sample
Problem Author: Leonid Volkov
Problem Source: USU Open Collegiate Programming Contest October'2001 Junior Session