![](/upload/image/20211210/20211210103535_62705.png)
The first behavior is an integer n
The second line contains n integers
n<=1e7
xi<=1e18
5
1 2 3 4 5
5
Anything about this OnlineJudge, Please Contact Administrator.
Click add QQ
OJ system based on HUSTOJ Project , UI based on Twitter Bootstrap
Copyright 2016 ACM算法攻关部