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User's AC Ratio

NaN% (0/0)

Submission's AC Ratio

NaN% (0/0)

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JAG Practice Contest 2012

Description

The PDF version of this problemset can be downloaded here.

Input Format

Output Format

Sample Input 1

3 1
ACM
IBM
ICM
5 2
iwzwz
iziwi
zwizi
1 0
A
B
C
10 5
jLRNlNyGWx
yyLnlyyGDA
yLRnvyyGDA
0 0

Sample Output 1

ICM
iwiwi
-1
AARAlNyGDA

Hints

Problem Source

Migrated from old NTUJ.

Subtasks

No.	Testdata Range	Score

Testdata and Limits

No.	Time Limit (ms)	Memory Limit (VSS, KiB)	Output Limit (KiB)	Subtasks
0	20000	262144	131072

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