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P1418 选点问题 74通过 240提交 题目提供者tinylic 标签云端 难度普及+/提高 时空限制1s / 128MB 提交 讨论 题解 最新讨论更多讨论 非常重要!! 90分的点这里 题目描述 给出n个点,m条边,每个点能控制与其相连的所有的边,要求选出一些点,使得这些点能控制所有的边,并 阅读全文
posted @ 2017-06-28 22:28
zbtrs
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Hie with the Pie Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 7599 Accepted: 4088 Description The Pizazz Pizzeria prides itself in deliv 阅读全文
posted @ 2017-06-28 22:26
zbtrs
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Sightseeing trip Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 6811 Accepted: 2602 Special Judge Description There is a travel agency in 阅读全文
posted @ 2017-06-28 22:21
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The merchant Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 4800 Accepted: 1666 Description There are N cities in a country, and there is 阅读全文
posted @ 2017-06-28 13:48
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