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(共262篇)
Space Elevator(贪心+多重背包)
https://cn.vjudge.net/problem/POJ-2392 The cows are going to space! They plan to achieve orbit by building a sort of space elevator: a giant tower of...
2019-07-17
0
705
配对(贪心+dp,好题)
https://cn.vjudge.net/problem/HYSBZ-1237 你有n 个整数Ai和n 个整数Bi。你需要把它们配对,即每个Ai恰好对应一 个Bp[i]。要求所有配对的整数差的绝对值之和尽量小,但不允许两个相同的数配 对。例如A={5,6,8},B={5,7,8},则最优配对方案...
2019-07-17
0
766
Cutting Sticks(区间dp)
You have to cut a wood stick into pieces. The most affordable company, The Analog Cutting Machinery, Inc. (ACM), charges money according to the length ...
2019-07-17
0
542
The Staircases(dp,好题)
https://cn.vjudge.net/problem/ZOJ-1163 One curious child has a set of N little bricks. From these bricks he builds different staircases. Staircase co...
2019-07-17
0
742
Find the Marble(线性dp/概率dp)
https://cn.vjudge.net/problem/ZOJ-3605 Alice and Bob are playing a game. This game is played with several identical pots and one marble. When the gam...
2019-07-16
0
621
Halloween Costumes(区间dp)
https://cn.vjudge.net/problem/LightOJ-1422 Gappu has a very busy weekend ahead of him. Because, next weekend is Halloween, and he is planning to atte...
2019-07-16
0
584
免费馅饼 (dp)
https://cn.vjudge.net/problem/HDU-1176 都说天上不会掉馅饼,但有一天gameboy正走在回家的小径上,忽然天上掉下大把大把的馅饼。说来gameboy的人品实在是太好了,这馅饼别处都不掉,就掉落在他身旁的10米范围内。馅饼如果掉在了地上当然就不能吃了,所以gam...
2019-07-16
0
705
最少拦截系统 (最长上升子序列)
某国为了防御敌国的导弹袭击,发展出一种导弹拦截系统.但是这种导弹拦截系统有一个缺陷:虽然它的第一发炮弹能够到达任意的高度,但是以后每一发炮弹都不能超过前一发的高度.某天,雷达捕捉到敌国的导弹来袭.由于该系统还在试用阶段,所以只有一套系统,因此有可能不能拦截所有的导弹. 怎么办呢?多搞几套系统呗!你说...
2019-07-16
0
591
I love sneakers!(分组背包,好题)
https://cn.vjudge.net/problem/HDU-3033 After months of hard working, Iserlohn finally wins awesome amount of scholarship. As a great zealot of sneake...
2019-07-16
0
545
Cash Machine(多重背包)
https://cn.vjudge.net/problem/POJ-1276 A Bank plans to install a machine for cash withdrawal. The machine is able to deliver appropriate @ bills for ...
2019-07-16
0
517
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