The Accomodation of Students Time Limit: 5000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3565    Accepted Submission(s): 1659 Problem Description There are a group of students. Some of them may know each ot…

http://acm.hdu.edu.cn/showproblem.php?pid=2444 [DFS染色] #include<iostream> #include<cstdio> #include<cstring> #include<string> #include<cmath> #include<algorithm> using namespace std; ; const int maxm=maxn*maxn; struct e…

过山车 Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 22693    Accepted Submission(s): 9797 Problem Description RPG girls今天和大家一起去游乐场玩,终于可以坐上梦寐以求的过山车了.可是,过山车的每一排只有两个座位,而且还有条不成文的规矩,就是每个女生必须找个个男生做par…

链接: http://acm.hdu.edu.cn/showproblem.php?pid=2236 代码: #include<cstdio> #include<cstring> #include<cmath> #include<iostream> #include<algorithm> using namespace std; #define N 105 #define INF 0xffffff ///匹配 ///只需要用二分找一个区间, //…

题目大意:学生给出其成绩区间,但可能出现矛盾情况,找出合理组合使没有说谎的人尽可能多,并按maximum lexicographic规则输出组合. //用学生去和成绩匹配,成绩区间就是学生可以匹配的成绩 #include <iostream> #include <queue> #include <vector> #define N 100005 using namespace std; struct Node { int f,t; }; Node lis[]; int…

奔小康赚大钱 Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1836    Accepted Submission(s): 798 Problem Description 传说在遥远的地方有一个非常富裕的村落,有一天,村长决定进行制度改革:重新分配房子.这可是一件大事,关系到人民的住房问题啊.村里共有n间房间,刚好有n家老百姓,考虑到每…

Kingdom of Obsession Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 49    Accepted Submission(s): 14 Problem Description There is a kindom of obsession, so people in this kingdom do things very…

The Perfect StallHal Burch Farmer John completed his new barn just last week, complete with all the latest milking technology. Unfortunately, due to engineering problems, all the stalls in the new barn are different. For the first week, Farmer John r…

来源:http://acm.hdu.edu.cn/showproblem.php?pid=2063 题意: 有k个组合a,b组合,代表a愿意与b坐过山车,共m个女生 n个男生,问有多少个满意的匹配 题解: 这是一道匈牙利算法的裸题,用递归询问是否能安排好某个女生,如果能就ans++ 注意,在同一回合的询问中,某个女生只寻找一次其它男生,第二次寻找时一定无法找到,直接返回0就行 这是我第二次做这道题,在前几个月已经做过,没想到这就是传说中的二分图  Orz #include<iostream>…

过山车 Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 11520    Accepted Submission(s): 5072 Problem Description RPG girls今天和大家一起去游乐场玩.最终能够坐上梦寐以求的过山车了.但是,过山车的每一排仅仅有两个座位,并且还有条不成文的规矩.就是每一个女生必须找个个男生做…