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Crazy Shopping(拓扑排序+完全背包)
Crazy Shopping(拓扑排序+完全背包)Because of the 90th anniversary of theCoherent & Cute Patchouli(C.C.P),Kawashiro Nitoridecides to buy a lot of rare things to...
分类:编程语言   时间:2015-01-26 20:57:38    阅读次数:220
poj2342--hdu1520-- Anniversary party(树形DP练习1)
Anniversary party Time Limit:1000MS     Memory Limit:32768KB     64bit IO Format:%I64d & %I64u Submit Status Description There is going to be a party to celebrate the 80-th Anniversary...
分类:其他好文   时间:2015-01-18 09:19:22    阅读次数:132
ZOJ3524Crazy Shopping(完全背包+拓扑排序)经典
H - Crazy Shopping Time Limit:3000MS     Memory Limit:65536KB     64bit IO Format:%lld & %llu Submit Status Description Because of the 90th anniversary of the Coherent & Cute Patchouli...
分类:编程语言   时间:2015-01-17 23:35:41    阅读次数:358
HDU 1520 Anniversary party (树形DP)
树形DP的关键在于如何处理递归返回的信息。这题dp[i][0]表示不选i点时当前最高权值。dp[i][1]表示选i点时当前最高权值。状态转移方程:dp[u][[0]+=max(dp[v][0],dp[v][1]),dp[u][1]+=dp[v][0]; 代码如下: #include #include #include #include #include #include #incl...
分类:其他好文   时间:2015-01-16 22:28:50    阅读次数:172
HDU 1520 Anniversary party 树形DP
题目大意:员工参加周年晚会,如果没有遇到直接上司,那么员工会有一个开心值,我们要尽可能让员工的开心值最大最开始输入n ,然后是1~n号员工对应的开心值然后不断输入员工间的领导关系,L,K表示K是L的上司,直到输出0,0结束这是第一次接触树形dp的题目,貌似也是最为推荐的题目,DP的思路是从别的大神地...
分类:其他好文   时间:2015-01-16 14:26:30    阅读次数:122
poj1020 Anniversary Cake 搜索
Description Nahid Khaleh decides to invite the kids of the "Shahr-e Ghashang" to her wedding anniversary. She wants to prepare a square-shaped chocolate cake with known size. She asks each invited pe...
分类:其他好文   时间:2015-01-15 11:07:01    阅读次数:244
SPOJ 1825
我的树分治#3.After the success of 2nd anniversary (take a look at problem FTOUR for more details), this 3rd year, Travel Agent SPOJ goes on with another di...
分类:其他好文   时间:2015-01-05 21:39:40    阅读次数:160
ZOJ3524:Crazy Shopping(拓扑排序+完全背包)
Because of the 90th anniversary of the Coherent & Cute Patchouli (C.C.P), Kawashiro Nitori decides to buy a lot of rare things to celebrate. Kawashiro Nitori is a very shy kappa (a type of wate...
分类:编程语言   时间:2014-12-15 23:38:12    阅读次数:285
HDU 1520Anniversary party 树形DP入门
Anniversary party Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 5333    Accepted Submission(s): 2459 Problem Description There is...
分类:其他好文   时间:2014-12-05 22:51:01    阅读次数:226
D - BerSU Ball
DescriptionThe Berland State University is hosting a ballroom dance in celebration of its 100500-th anniversary!nboys andmgirls are already busy rehea...
分类:其他好文   时间:2014-12-03 16:55:27    阅读次数:235
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