Problem 1559. -- [JSOI2009]密码 -- 衡阳八中OJ离线版-2014-11-041559: [JSOI2009]密码
Time Limit: 5 Sec Memory Limit: 64 MB
Submit: 460 Solved: 154
[Submit][Status]Description
Input
Output
Sample Input
10 2
hello
world
Sample Output
2
helloworld
worldhello
HINT
Source
[Submit][Status]
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