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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

2
3 ACM
ACPC
AM
ACM
2 ACM
XY
ZW

Sample Output 1

AM
NO SOLUTION

Hints

Problem Source

Migrated from old NTUJ.

2013 ACM Arab Collegiate Programming Contest

Subtasks

No.	Testdata Range	Score

Testdata and Limits

No.	Time Limit (ms)	Memory Limit (VSS, KiB)	Output Limit (KiB)	Subtasks
0	1000	65536	131072

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