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vijos1906:联合权值

摘要：描述无向连通图 G 有 n 个点，n-1 条边。点从 1 到 n 依次编号，编号为 i 的点的权值为 WiWi，每条边的长度均为 1。图上两点(u, v)的距离定义为 u 点到 v 点的最短距离。对于图 G 上的点对(u, v)，若它们的距离为 2，则它们之间会产生WuWu×WvWv的联合权值。阅读全文

posted @ 2016-07-24 19:31 vCoders 阅读(152) 评论(0) 推荐(0) 编辑

POJ1061(线性同余方程)

摘要：青蛙的约会 Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 105587 Accepted: 20789 Description 两只青蛙在网上相识了，它们聊得很开心，于是觉得很有必要见一面。它们很高兴地发现它们住在同一条纬度线上阅读全文

posted @ 2016-07-24 17:06 vCoders 阅读(372) 评论(0) 推荐(1) 编辑

HDU1021(模运算)

摘要： Fibonacci Again Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 52548 Accepted Submission(s): 248 阅读全文

posted @ 2016-07-24 14:34 vCoders 阅读(359) 评论(0) 推荐(0) 编辑

POJ1159:动态规划

摘要： Palindrome Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 60290 Accepted: 20998 Description A palindrome is a symmetrical string, that is, 阅读全文

posted @ 2016-07-23 16:21 vCoders 阅读(190) 评论(0) 推荐(0) 编辑

CodeForces 620E:New Year Tree(dfs序+线段树)

摘要： E. New Year Treetime limit per test3 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputThe New Year holidays are over, 阅读全文

posted @ 2016-07-23 11:50 vCoders 阅读(200) 评论(0) 推荐(0) 编辑

HDU5692(dfs序+线段树)

摘要： Snacks Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 1277 Accepted Submission(s): 292 Problem 阅读全文

posted @ 2016-07-23 09:58 vCoders 阅读(654) 评论(0) 推荐(0) 编辑

POJ3321(dfs序列+树状数组)

摘要： Apple Tree Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 25711 Accepted: 7624 Description There is an apple tree outside of kaka's house. 阅读全文

posted @ 2016-07-21 21:23 vCoders 阅读(176) 评论(0) 推荐(0) 编辑

HDU3887(树dfs序列+树状数组)

摘要： Counting Offspring Time Limit: 15000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2424 Accepted Submission(s): 阅读全文

posted @ 2016-07-21 20:10 vCoders 阅读(484) 评论(0) 推荐(0) 编辑

HDU4039(map应用)

摘要： The Social Network Time Limit: 3000/2000 MS (Java/Others) Memory Limit: 65768/65768 K (Java/Others)Total Submission(s): 2958 Accepted Submission(s): 8 阅读全文

posted @ 2016-07-21 17:15 vCoders 阅读(354) 评论(0) 推荐(0) 编辑

POJ1020(小正方形铺大正方形)

摘要： Anniversary Cake Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 16579 Accepted: 5403 Description Nahid Khaleh decides to invite the kids o 阅读全文

posted @ 2016-07-21 16:20 vCoders 阅读(710) 评论(0) 推荐(0) 编辑