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Problem 1002
怎么hack,一直都是invalid input
t_xliang
| 2014-09-12 21:00:56
Author
rt 如输入 1 2 1 1 对吗
Herobs
| 2014-09-12 21:35:01
# 1
RE:怎么hack,一直都是invalid input
最后没有换行
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