Problem2464--CF1747A - Two groups

2464: CF1747A - Two groups

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Time Limit : 1.000 sec  Memory Limit : 128 MB

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Description

Sample Input Copy 

4
2
10 -10
4
-2 -1 11 0
3
2 3 2
5
-9 2 0 0 -4

Sample Output Copy 

0
8
7
11

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Source/Category

CodeForces 一维数组 
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