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Bag Problem Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/131072 K (Java/Others) Total Submission(s): 1449 Accepted Submission(s): 405 Problem Description 0/1 bag problem should sound familiar to everybody. Every earth man knows it well…
这是一道搜索的背包题目 题意: 有n件物品从中最多选m件,使其总重量不超过v,求能获得的最大重量 有一个很重要的剪枝(是数据的问题还是这个剪枝本身很高效?): 如果重量最大m件物品都不超过v,则答案就是该m件物品之和:或者最轻的物品的重量大于v则答案为0 中间TLE了几次,又WA了几次,好辛苦啊,Orz //#define LOCAL #include <iostream> #include <cstdio> #include <cstring> #include &l…
题目链接:http://acm.split.hdu.edu.cn/showproblem.php?pid=3448 Description 0/1 bag problem should sound familiar to everybody. Every earth man knows it well. Here is a mutant: given the capacity of a bag, that is to say, the number of goods the bag can ca…
Can peel peel solve pesticide problem? Middle peasants medicinal modern agriculture more and more, this had to let people eat vegetable fruit more will be on their own, buy fruits and vegetables is washed and washed, afraid of accidentally take pesti…
http://acm.beihua.edu.cn/problem/1007 Tom and Bag   Description Tom is the most handsome CCPC contestant in HIT.Tom got a bag recently. The bag has a volume V. Tom has n boxes of candy. He wants to fillthis bag with these boxes.Each box i has a value…
题目链接: http://codeforces.com/problemset/problem/148/D D. Bag of mice time limit per test2 secondsmemory limit per test256 megabytes 问题描述 The dragon and the princess are arguing about what to do on the New Year's Eve. The dragon suggests flying to the…
D. Bag of mice http://codeforces.com/problemset/problem/148/D time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output The dragon and the princess are arguing about what to do on the New Year's Eve…
求有限集传递闭包的 Floyd Warshall 算法(矩阵实现) 其实就三重循环.zzuoj 1199 题 链接 http://acm.zzu.edu.cn:8000/problem.php?id=1199 Problem B: 大小关系 Time Limit: 2 Sec  Memory Limit: 128 MBSubmit: 148  Solved: 31[Submit][Status][Web Board] Description 当我们知道一组大小关系之后,可判断所有关系是否都能成立…
Gson解析JSON字符串时出现了下面的错误: No-args constructor for class X does not exist. Register an InstanceCreator with Gson for this type to fix this problem. 解决的办法是把对应的Class改成静态类.…
C - NP-Hard Problem Crawling in process... Crawling failed Time Limit:2000MS     Memory Limit:262144KB     64bit IO Format:%I64d & %I64u Submit Status Practice CodeForces 688C uDebug Description   Input   Output   Sample Input   Sample Output   Hint…