原题链接:http://acm.hdu.edu.cn/showproblem.php?pid=2648 纯暴力的方法T_T... 如下: #include<cstdio> #include<cstdlib> #include<string> #include<iostream> #include<algorithm> typedef ]; char *target = "memory"; ; struct Node{ Stat…

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…

Shopping Time Limit: 10000/5000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 6348    Accepted Submission(s): 2215 Problem Description Every girl likes shopping,so does dandelion.Now she finds the shop is increasin…

#include<iostream> #include<map> #include<string> #include<cstring> #include<cstdio> using namespace std; #define N 10005 map<string,int> elem; int node[N]; int main() { int n,m,i,val,j,rank; string str; while(cin>&g…

A - 圆桌问题: HDU - 4841 #include<iostream> #include<vector> #include<stdio.h> #include<string> using namespace std; int main() { vector<int> table; int n,m; while(scanf("%d%d",&n,&m)!=EOF) { table.clear(); ;i&l…

前言 很多人到现在为止都总是问我算法该怎么学啊,数据结构好难啊怎么的,学习难度被莫名的夸大了,其实不然.对于一个学计算机相关专业的人都知道,数据结构是大学的一门必修课,数据结构与算法是基础,却常常容易被忽视,行业越浮躁,变化越快,开发平台越便捷,高级 API 越多,基本功的重要性就越容易被忽视.即使能意识到基础薄弱,肯下定决心腾出几个月时间恶补基本功不是件容易的事,尤其是参加工作后,琐事繁多,一时热血下定的决心能坚持一周都实属不易.数据结构与算法的学习难度经常被夸大,不少人甚至谈算法色变,尤其无…

题目链接: POJ:id=3831" target="_blank">http://poj.org/problem?id=3831 HDU:http://acm.hdu.edu.cn/showproblem.php?pid=3264 Description The city of M is a famous shopping city and its open-air shopping malls are extremely attractive. During the…

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…

传送门:http://acm.hdu.edu.cn/showproblem.php?pid=3264 题意:给你n个圆,坐标和半径,然后要在这n个圆的圆心画一个大圆,大圆与这n个圆相交的面积必须大于等于每个圆面积的一半,问你建在那个圆心半径最小,为多少. 题解:枚举这n个圆,求每个圆的最小半径,通过二分半径来求,然后取这n个的最小值即可,注意点精度就OK了. AC代码: #include <iostream> #include <cstdio> #include <cstri…

Description The city of M is a famous shopping city and its open-air shopping malls are extremely attractive. During the tourist seasons, thousands of people crowded into these shopping malls and enjoy the vary-different shopping. Unfortunately, the…