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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.

The whole problemset as one file can be downloaded here.

Warn: 本題有 specialjudge

Input Format

Output Format

Sample Input 1

2 6 
0 0

Sample Output 1

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Problem Source

Migrated from old NTUJ.

2011 ICPC Phuket

Subtasks

No.	Testdata Range	Score

Testdata and Limits

No.	Time Limit (ms)	Memory Limit (VSS, KiB)	Output Limit (KiB)	Subtasks
0	1000	65536	3000

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