题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1070 Milk Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 14286    Accepted Submission(s): 3525 Problem Description Ignatius drinks milk everyday,…

题目链接 Problem Description Ignatius drinks milk everyday, now he is in the supermarket and he wants to choose a bottle of milk. There are many kinds of milk in the supermarket, so Ignatius wants to know which kind of milk is the cheapest. Here are some…

给每种牛奶价格和量 要求买最便宜的牛奶 #include <iostream> using namespace std; int t,n; ][]; ],v[]; int main() { int i,ans,len; double minn,ave; scanf("%d",&t); while(t--) { scanf("%d",&n); minn=1e9; ans=; ;i<=n;i++) { scanf("%s%d%…

Milk 点我挑战题目 题意分析 每组测试数据给出一系列牛奶商品,分别是牛奶的品牌,价格,以及体积.在读取数据的时候,体积在200以下的牛奶直接忽略掉.并且每天要喝200ML的牛奶.但是无论牛奶体积有多么大,牛奶最多喝5天,也就是说每盒牛奶最多喝1000ml,当牛奶的体积不为200整数倍的时候,多余的直接扔掉不喝.现在编写程序挑选出最便宜的牛奶. 贪心策略. 最便宜的就是价钱最低,当然要计算平均某量所花的钱.这个量是平均每体积还是平均每天呢?当然是平均每天.因为如果体积大于1000ml多余的部分…

Problem Description Ignatius drinks milk everyday, now he is in the supermarket and he wants to choose a bottle of milk. There are many kinds of milk in the supermarket, so Ignatius wants to know which kind of milk is the cheapest. Here are some rule…

Milk Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 15697    Accepted Submission(s): 3947 Problem Description Ignatius drinks milk everyday, now he is in the supermarket and he wants to choose…

2019 杭电多校 8 1011 题目链接:HDU 6667 比赛链接:2019 Multi-University Training Contest 8 Problem Description Roundgod is a famous milk tea lover at Nanjing University second to none. This year, he plans to conduct a milk tea festival. There will be \(n\) classes…

Milk Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 13983    Accepted Submission(s): 3447 Problem Description Ignatius drinks milk everyday, now he is in the supermarket and he wants to choose…

题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=6580 题目大意:\(n\times m\)大小的方格上有\(k\)瓶水,喝完每瓶水都需要一定的时间.初始点在\((1,1)\),每次可以向左或者向右走一步,如果当前的纵坐标为\(\frac{m+1}{2}\)则可以向下走一步.对所有的\(i \in [1,k]\),求喝恰好\(i\)瓶水需要花费的时间.\(n,m\leq 10^9, k\leq 10^4\) 题解:首先对瓶子的横坐标离散化处理,一行…

hdu题面 Time limit 6000 ms Memory limit 131072 kB OS Windows Source 2019 Multi-University Training Contest 8 吐槽 比赛时候一眼网络流,但数据范围显然不行,又看到这道题提交人数贼多,于是转向尝试各种贪心,什么两边都取最大值.一边取最大值另一边取最小值.两边都取最小值--很多贪心方法都自己出数据hack掉了,想不到怎么hack的思路再写网络流生成随机数据对拍,拍几百组没错再交,但还是WA个不停-…

题意: 有一个n*m的矩阵,左右可以随便走,但只能在每一行的中点往下走,每走一格花费时间1. 现在这个矩阵里放了k瓶牛奶,第i个牛奶喝下去需要ti时间 起点是(1,1) 对于每个i∈[1,k],问喝掉k瓶牛奶花费的最小时间 题解: 首先离散化行. 记第 i 行的牛奶数为 ci,则对于第 i 行,求出在行内向左/右走喝 1,2,...,ci 包牛奶并 且回到/不回到行中点的最短时间,然后合并背包求出在第 i 行内喝 1,2,...,ci 包牛奶并且 回到/不回到行中点的最短时间,然后和在前 i−1…

题意: 有若干个班,每个班有些人要喝奶茶,也提供一些奶茶,一人喝一杯,但是自己班的人不能喝自己班的奶茶,求最多能有多少人喝上奶茶. 题解: 典型的二分图匹配问题,学生在左,奶茶在右,学生和非自己班的奶茶连边. 因为班级数1e6,每个班级有1e9个奶茶或学生,直接按照上述建边跑匈牙利算法会T 考虑霍尔结婚定理:点集S,点集T,边集E,其中E中的边所连两点一点在S中,一点在T中,如果S中的k个点各自经过E与T中k个不同的点相连,则称形成了一个大小为k的匹配. k=|S|则称为完美匹配 对于S的任意子…

HDU 模拟题, 枚举1002 1004 1013 1015 1017 1020 1022 1029 1031 1033 1034 1035 1036 1037 1039 1042 1047 1048 1049 1050 1057 1062 1063 1064 1070 1073 1075 1082 1083 1084 1088 1106 1107 1113 1117 1119 1128 1129 1144 1148 1157 1161 1170 1172 1177 1197 1200 1201…

题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1070 注意:1.喝到第五天,第六天就不喝了  2.相同花费的,优先考虑容量大的  3.注意强制类型转换 4.精度一定要注意 附上题解: #include <cstdio> #include <cstring> #include <iostream> #include <algorithm> using namespace std; + ; typedef str…

转载:from http://blog.csdn.net/qq_28236309/article/details/47818349 基础题:1000.1001.1004.1005.1008.1012.1013.1014.1017.1019.1021.1028.1029. 1032.1037.1040.1048.1056.1058.1061.1070.1076.1089.1090.1091.1092.1093. 1094.1095.1096.1097.1098.1106.1108.1157.116…

题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1070 解题思路:主要考察C结构体排序. #include <bits/stdc++.h> using namespace std; //考察结构体排序 struct milk { string s; int cost; int volume; }; bool cmp(milk a, milk b) { if (a.cost < b.cost) { return true; } else if…

The Perfect Stall Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 24081   Accepted: 10695 Description Farmer John completed his new barn just last week, complete with all the latest milking technology. Unfortunately, due to engineering p…

转载来自:http://www.cppblog.com/acronix/archive/2010/09/24/127536.aspx 分类一: 基础题:1000.1001.1004.1005.1008.1012.1013.1014.1017.1019.1021.1028.1029.1032.1037.1040.1048.1056.1058.1061.1070.1076.1089.1090.1091.1092.1093.1094.1095.1096.1097.1098.1106.1108.1157…

模拟题, 枚举1002 1004 1013 1015 1017 1020 1022 1029 1031 1033 1034 1035 1036 1037 1039 1042 1047 1048 1049 1050 1057 1062 1063 1064 1070 1073 1075 1082 1083 1084 1088 1106 1107 1113 1117 1119 1128 1129 1144 1148 1157 1161 1170 1172 1177 1197 1200 1201 120…

地址链接:http://acm.hdu.edu.cn/showproblem.php?pid=1070 题意:多看几遍,学着静下来心去看英文题 代码: #include<bits/stdc++.h> using namespace std; struct p { ]; int money; int v; int v1; int day; double price; }P[]; bool cmp(p X,p Y) { if(X.price==Y.price) return X.v1>Y.v…

Coding Contest Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 1751    Accepted Submission(s): 374 Problem Description A coding contest will be held in this university, in a huge playground. The…

King's Game 题目连接: http://acm.hdu.edu.cn/showproblem.php?pid=5643 Description In order to remember history, King plans to play losephus problem in the parade gap.He calls n(1≤n≤5000) soldiers, counterclockwise in a circle, in label 1,2,3...n. The firs…

HDU分类 http://www.cnblogs.com/ACMan/archive/2012/05/26/2519550.html#2667329 努力A完.方便自己系统A题 不断更新中.................. 水题:1001 1004 简单题1005 找规律 (循环点,周期问题)1008 1012 1013 简单题(有个小陷阱,大数)1017 1018 简单数学题 1019 简单数学题 1020 简单的字符串处理 1021 找规律的数学题,周期81030 简单题,找规律的数学题1…

Saving HDU Time Limit: 3000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 7194    Accepted Submission(s): 3345 Problem Description 话说上回讲到海东集团面临内外交困,公司的元老也只剩下XHD夫妇二人了.显然,作为多年拼搏的商人,XHD不会坐以待毙的.  一天,当他正在苦思冥想解困良策的…

1717: [Usaco2006 Dec]Milk Patterns 产奶的模式 Time Limit: 5 Sec  Memory Limit: 64 MBSubmit: 1017  Solved: 561[Submit][Status][Discuss] Description 农夫John发现他的奶牛产奶的质量一直在变动.经过细致的调查,他发现:虽然他不能预见明天产奶的质量,但连续的若干天的质量有很多重叠.我们称之为一个“模式”. John的牛奶按质量可以被赋予一个0到1000000之间的…

http://acm.hdu.edu.cn/showproblem.php?pid=3037 Lucas定理模板. 现在才写,noip滚粗前兆QAQ #include<cstdio> #include<cstring> #include<algorithm> using namespace std; typedef long long ll; int jc[100003]; int p; int ipow(int x, int b) { ll t = 1, w = x;…

http://acm.hdu.edu.cn/showproblem.php?pid=4859 题目大意: 在一个矩形周围都是海,这个矩形中有陆地,深海和浅海.浅海是可以填成陆地的. 求最多有多少条方格线满足两侧分别是海洋和陆地 这道题很神 首先考虑一下,什么情况下能够对答案做出贡献 就是相邻的两块不一样的时候 这样我们可以建立最小割模型,可是都说是最小割了 无法求出最大的不相同的东西 所以我们考虑转化,用总的配对数目 - 最小的相同的对数 至于最小的相同的对数怎么算呢? 我们考虑这样的构造方法:…

Special equations Time Limit:1000MS     Memory Limit:32768KB     64bit IO Format:%I64d & %I64u Submit Status Practice HDU 4569 Description Let f(x) = a nx n +...+ a 1x +a 0, in which a i (0 <= i <= n) are all known integers. We call f(x) 0 (mod…

The kth great number Time Limit:1000MS     Memory Limit:65768KB     64bit IO Format:%I64d & %I64u Submit Status Practice HDU 4006 Description Xiao Ming and Xiao Bao are playing a simple Numbers game. In a round Xiao Ming can choose to write down a nu…

How many integers can you find Time Limit:5000MS     Memory Limit:32768KB     64bit IO Format:%I64d & %I64u Submit Status Practice HDU 1796 Description   Now you get a number N, and a M-integers set, you should find out how many integers which are sm…