2789 . Graduate Record Examinations

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User's AC Ratio

NaN% (0/0)

Submission's AC Ratio

NaN% (0/0)

Tags

NTU Preliminary NTU Preliminary 2017

Description

The PDF version of this problem can be downloaded here.

Input Format

Output Format

Sample Input 1

2
2
+ 2
+ 1
3
+ 3
+ 4
- 4

Sample Output 1

2
1

Hints

Problem Source

Migrated from old NTUJ.

eddy

Subtasks

No. Testdata Range Score

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 2000 262144 131072
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