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TopCoder

User's AC Ratio

NaN% (0/0)

Submission's AC Ratio

NaN% (0/0)

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Description

A printable version(PDF) can be downloaded here.

Input Format

Output Format

Sample Input 1

1
4
............
1
4
.............
2
2 3
..X..XX.X...XX
3
5 3 6
....X...X.X.X..........X..X.....XXX....X....XXX

Sample Output 1

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Problem Source

Migrated from old NTUJ.

Topcoder SRM

Subtasks

No.	Testdata Range	Score

Testdata and Limits

No.	Time Limit (ms)	Memory Limit (VSS, KiB)	Output Limit (KiB)	Subtasks
0	10000	65536	200

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