随笔分类 -  LCA

POJ-1986 Distance Queries
摘要：Distance Queries Time Limit: 2000MS Memory Limit: 30000K Total Submissions: 13987 Accepted: 4924 Case Time Limit: 1000MS Description Farmer John's cow 阅读全文
posted @ 2017-07-22 11:19 ISGuXing 阅读(189) 评论(0) 推荐(0) 编辑

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