https://leetcode.com/problems/shopping-offers/ In LeetCode Store, there are some kinds of items to sell. Each item has a price. However, there are some special offers, and a special offer consists of one or more different kinds of items with a sale p…

P2732 商店购物 Shopping Offers 23通过 41提交 题目提供者该用户不存在 标签USACO 难度提高+/省选- 提交  讨论  题解 最新讨论 暂时没有讨论 题目背景 在商店中,每一种商品都有一个价格(用整数表示).例如,一朵花的价格是 2 zorkmids (z),而一个花瓶的价格是 5z .为了吸引更多的顾客,商店举行了促销活动. 题目描述 促销活动把一个或多个商品组合起来降价销售,例如: 三朵花的价格是 5z 而不是 6z, 两个花瓶和一朵花的价格是 10z 而不是…

Shopping Offers Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 4696   Accepted: 1967 Description In a shop each kind of product has a price. For example, the price of a flower is 2 ICU (Informatics Currency Units) and the price of a vas…

Shopping OffersIOI'95 In a certain shop, each kind of product has an integer price. For example, the price of a flower is 2 zorkmids (z) and the price of a vase is 5z. In order to attract more customers, the shop introduces some special offers. A spe…

题目链接: LeetCode 638 Shopping Offers 题解 dynamic programing 需要用到进制转换来表示状态,或者可以直接用一个vector来保存状态. 代码 1.未优化,超时代码: class Solution { public: int max(int x,int y){ return x>y?x:y; } int min(int x,int y){ return x>y?y:x; } int dfs(vector<int>& price…

题目链接: http://poj.org/problem?id=1170 Shopping Offers Time Limit: 1000MSMemory Limit: 10000K 问题描述 In a shop each kind of product has a price. For example, the price of a flower is 2 ICU (Informatics Currency Units) and the price of a vase is 5 ICU. In…

作为一个oier,以及大学acm党背包是必不可少的一部分.好久没做背包类动规了.久违地练习下-.- dd__engi的背包九讲:http://love-oriented.com/pack/ 鸣谢http://blog.csdn.net/eagle_or_snail/article/details/50987044,这里有大部分比较有趣的dp练手题. hud 2602 01背包板子题 #include<cstdio> #include<iostream> #include<cs…

Leetcode之深度优先搜索&回溯专题-638. 大礼包(Shopping Offers) 深度优先搜索的解题详细介绍,点击 在LeetCode商店中, 有许多在售的物品. 然而,也有一些大礼包,每个大礼包以优惠的价格捆绑销售一组物品. 现给定每个物品的价格,每个大礼包包含物品的清单,以及待购物品清单.请输出确切完成待购清单的最低花费. 每个大礼包的由一个数组中的一组数据描述,最后一个数字代表大礼包的价格,其他数字分别表示内含的其他种类物品的数量. 任意大礼包可无限次购买. 示例 1: 输入:…

In LeetCode Store, there are some kinds of items to sell. Each item has a price. However, there are some special offers, and a special offer consists of one or more different kinds of items with a sale price. You are given the each item's price, a se…

638.Shopping Offers - Medium In LeetCode Store, there are some kinds of items to sell. Each item has a price. However, there are some special offers, and a special offer consists of one or more different kinds of items with a sale price. You are give…

Shopping Offers Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 5659 Accepted: 2361 Description In a shop each kind of product has a price. For example, the price of a flower is 2 ICU (Informatics Currency Units) and the price of a vase is…

In LeetCode Store, there are some kinds of items to sell. Each item has a price. However, there are some special offers, and a special offer consists of one or more different kinds of items with a sale price. You are given the each item's price, a se…

题目地址:http://poj.org/problem?id=1170 Description In a shop each kind of product has a price. For example, the price of a flower is 2 ICU (Informatics Currency Units) and the price of a vase is 5 ICU. In order to attract more customers, the shop introd…

In LeetCode Store, there are some kinds of items to sell. Each item has a price. However, there are some special offers, and a special offer consists of one or more different kinds of items with a sale price. You are given the each item's price, a se…

In LeetCode Store, there are some kinds of items to sell. Each item has a price. However, there are some special offers, and a special offer consists of one or more different kinds of items with a sale price. You are given the each item's price, a se…

原题链接在这里:https://leetcode.com/problems/shopping-offers/description/ 题目: In LeetCode Store, there are some kinds of items to sell. Each item has a price. However, there are some special offers, and a special offer consists of one or more different kind…

题目如下: In LeetCode Store, there are some kinds of items to sell. Each item has a price. However, there are some special offers, and a special offer consists of one or more different kinds of items with a sale price. You are given the each item's price…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 DFS 回溯法 日期 题目地址:https://leetcode.com/problems/shopping-offers/description/ 题目描述 In LeetCode Store, there are some kinds of items to sell. Each item has a price. However, there…

题目背景 在商店中,每一种商品都有一个价格(用整数表示).例如,一朵花的价格是 2 zorkmids (z),而一个花瓶的价格是 5z .为了吸引更多的顾客,商店举行了促销活动. 题目描述 促销活动把一个或多个商品组合起来降价销售,例如: 三朵花的价格是 5z 而不是 6z, 两个花瓶和一朵花的价格是 10z 而不是 12z. 编写一个程序,计算顾客购买一定商品的花费,尽量利用优惠使花费最少.尽管有时候添加其他商品可以获得更少的花费,但是你不能这么做. 对于上面的商品信息,购买三朵花和两个花瓶的…

题目大意:有一个人要买b件商品,给出每件商品的编号,价格和数量,恰逢商店打折.有s种打折方式.问怎么才干使买的价格达到最低 解题思路:最多仅仅有五种商品.且每件商品最多仅仅有5个,所以能够用5维dp来表示.每一个维度都代表一件商品的数量 打折的方式事实上有b + s种.将每种商品单件卖的也算一种打折方式 这题有个坑点,就是b或者s有可能为0 #include<cstdio> #include<cstring> #include<algorithm> #include&l…

意甲冠军:b(0 <= b <= 5)商品的种类,每个人都有一个标签c(1 <= c <= 999),有需要购买若干k(1 <= k <=5),有一个单价p(1 <= p <= 999).有s(0 <= s <= 99).问完毕採购最少须要多少钱. 题目链接:http://poj.org/problem?id=1170 -->>已有b种物品,再将每种优惠分别看成一种新物品,剩下就是全然背包问题了.. 设dp[i]表示购买状态为 i 时…

http://poj.org/problem?id=1170 题意:有n种花的数量和价格,以及m种套餐买法(套餐会便宜些),问最少要花多少钱. 思路:题目是完全背包,但这道题目不好处理的是套餐的状态,因为数量最多只有5,所有可以用6进制来记录状态. 最后的话就是一个完全背包啦~ #include<iostream> #include<algorithm> #include<cstring> #include<cstdio> #include<sstre…

463. Island Perimeterhttps://leetcode.com/problems/island-perimeter/就是逐一遍历所有的cell,用分离的cell总的的边数减去重叠的边的数目即可.在查找重叠的边的数目的时候有一点小技巧,就是沿着其中两个方向就好,这种题目都有类似的规律,就是可以沿着上三角或者下三角形的方向来做.一刷一次ac,但是还没开始注意codestyle的问题,需要再刷一遍. class Solution { public: int islandPerime…

动态规划 动态规划 容易: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , 不易: , , , , , , , , , , , , , , , , , , , , , , , , 推荐: , , , , , , , , , , , , , , , , , , , , , , , , Jury Compromise False co…

此文转载别人,希望自己能够做完这些题目! 1.POJ动态规划题目列表 容易:1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1208, 1276,1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740(博弈),1742, 1887, 1926(马尔科夫矩阵,求平衡), 1936, 1952, 1953, 1958, 1959, 1962, 1975,…

此文转载别人,希望自己能够做完这些题目! 1.POJ动态规划题目列表 容易:1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1208, 1276,1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740(博弈),1742, 1887, 1926(马尔科夫矩阵,求平衡), 1936, 1952, 1953, 1958, 1959, 1962, 1975,…

列表一:经典题目题号:容易: 1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1191,1208, 1276, 1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740, 1742, 1887, 1926, 1936, 1952, 1953, 1958, 1959, 1962, 1975, 1989, 2018, 2029, 2039, 2063, 20…

[1]POJ 动态规划题目列表 容易: 1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1208, 1276, 1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740(博弈), 1742, 1887,1926(马尔科夫矩阵,求平衡), 1936, 1952, 1953, 1958, 1959, 1962, 1975, 1989, 2018, 2029,…

感谢博主——      http://blog.csdn.net/cc_again?viewmode=list       ----------  Accagain  2014年5月15日 动态规划一直是ACM竞赛中的重点,同时又是难点,因为该算法时间效率高,代码量少,多元性强,主要考察思维能力.建模抽象能力.灵活度. 本人动态规划博客地址:http://blog.csdn.net/cc_again/article/category/1261899 ***********************…

列表一:经典题目题号:容易: 1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1191,1208, 1276, 1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740, 1742, 1887, 1926, 1936, 1952, 1953, 1958, 1959, 1962, 1975, 1989, 2018, 2029, 2039, 2063, 20…