Note: The stack size limit in QOJ is the same as the memory limit. You do not need to add the code in the statement to your solution.
注意：在 QOJ 中，栈空间的限制与内存限制相同。你不需要在你的程序中添加题面中提到的代码。
QOJ.ac
QOJ
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Time Limit:
10 s
Memory Limit:
1024 MB
Total points:
100
#4599. Orgrimmar
统计
此題目在以下比賽中使用過：
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