|
contest.in
|
contest.out
|
|
2
7 1 3 2 7 3 2 4 7 -3 -4 -2 -2 -6 -8 -1 |
7
-11 |
|
测试点编号
|
n ≤
|
|ai | ≤
|
|
1~2
|
1000
|
10^9
|
|
3~5
|
10^5
|
10^3
|
|
6~7
|
10^5
|
ai 不为负
|
|
8~10
|
10^5
|
10^9
|