#BZOJ2207. 彩色圆环2
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ID: 644
Type: RemoteJudge
1000ms
256MiB
Tried: 0
Accepted: 0
Difficulty: (None)
Uploaded By:
root
彩色圆环2
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题目描述
同2201 数据规模 n<=10^6 m<=10^9