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Queues and Priority Queues are data structures which are known to most computer scientists. TheTeam Queue, however, is not so well known, though it oc... 阅读全文
posted @ 2017-08-09 11:52
Pretty9
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XX星球有很多城市,每个城市之间有一条或多条飞行通道,但是并不是所有的路都是很安全的,每一条路有一个安全系数s,s是在 0 和 1 间的实数(包括0,1),一条从u 到 v 的通道P 的安全度为Safe(P) = s(e1)*s(e2)…*s(ek) e1,e2,ek是P 上的边 ,... 阅读全文
posted @ 2017-08-09 11:09
Pretty9
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XiaoY is living in a big city, there are N towns in it and some towns near the sea. All these towns are numbered from 0 to N-1 and XiaoY lives... 阅读全文
posted @ 2017-08-09 10:47
Pretty9
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六度分离Time Limit: 5000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 10183 Accepted Submission(s): ... 阅读全文
posted @ 2017-08-09 09:32
Pretty9
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HDU TodayTime Limit: 15000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 31274 Accepted Submissio... 阅读全文
posted @ 2017-08-09 09:26
Pretty9
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