1790 . Advanture of Xiaoxingxing

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User's AC Ratio

NaN% (0/0)

Submission's AC Ratio

NaN% (0/0)

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Description

The PDF version of this problem can be downloaded here.

Input Format

Output Format

Sample Input 1

4
0 0
0 1
-1 1
-1 0
1 0
4
0 0
0 3
-4 3
-4 0
3 6

Sample Output 1

Case 1: 90.00
Case 2: Impossible

Hints

Problem Source

Migrated from old NTUJ.

ACM ICPC Dalian 2011

Subtasks

No. Testdata Range Score

Testdata and Limits

No. Time Limit (ms) Memory Limit (VSS, KiB) Output Limit (KiB) Subtasks
0 2000 65536 200
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