POJ 2289 Jamie's Contact Groups / UVA 1345 Jamie's Contact Groups / ZOJ 2399 Jamie's Contact Groups / HDU 1699 Jamie's Contact Groups / SCU 1996 Jamie's Contact Groups (二分,二分图匹配) Description Jamie is a very popular girl and has quite a lot of friends…

题意: 一些人,和他们可能加入的组号.问每个组,最小的最大人数是多少 分析: 二分的是最大流的容量.设置一个超级源点,连向所有的人,容量为1.设置一个超级汇点,使所有的组连向超级汇点,二分的就是这里的容量(0-n).然后根据题目给出的人和组的关系连接人和组,容量为1.二分时,若当前状态求出的最大流等于人数,则下界等于mid,若不等于,则上界等于mid.二分出的容量,就是组中的最小的最大人数. 输入: 3 2 John 0 1 Rose 1 Mary 1 5 4 ACM 1 2 3 ICPC 0…

Jamie's Contact Groups Time Limit: 7000MS   Memory Limit: 65536K Total Submissions: 7721   Accepted: 2599 Description Jamie is a very popular girl and has quite a lot of friends, so she always keeps a very long contact list in her cell phone. The con…

Jamie's Contact Groups Time Limit: 7000MS   Memory Limit: 65536K Total Submissions: 8567   Accepted: 2900 Description Jamie is a very popular girl and has quite a lot of friends, so she always keeps a very long contact list in her cell phone. The con…

Jamie's Contact Groups Time Limit: 7000MS   Memory Limit: 65536K Total Submissions: 6511   Accepted: 2087 Description Jamie is a very popular girl and has quite a lot of friends, so she always keeps a very long contact list in her cell phone. The con…

题目链接:http://poj.org/problem?id=2289 Jamie's Contact Groups Time Limit: 7000MS   Memory Limit: 65536K Total Submissions: 8473   Accepted: 2875 Description Jamie is a very popular girl and has quite a lot of friends, so she always keeps a very long con…

Jamie's Contact Groups Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 125536/65536 K (Java/Others) 题目链接:http://poj.org/problem?id=2289 Description: Jamie is a very popular girl and has quite a lot of friends, so she always keeps a very long…

Jamie's Contact Groups Time Limit:7000MS     Memory Limit:65536KB     64bit IO Format:%I64d & %I64u Submit Status Practice POJ 2289 Description Jamie is a very popular girl and has quite a lot of friends, so she always keeps a very long contact list…

题目链接:https://vjudge.net/problem/POJ-2289 Jamie's Contact Groups Time Limit: 7000MS   Memory Limit: 65536K Total Submissions: 8147   Accepted: 2736 Description Jamie is a very popular girl and has quite a lot of friends, so she always keeps a very lon…

题目链接: Poj 2289 Jamie's Contact Groups 题目描述: 给出n个人的名单和每个人可以被分到的组,问将n个人分到m个组内,并且人数最多的组人数要尽量少,问人数最多的组有多少人? 解题思路: 二分图多重匹配相对于二分匹配来说不再是节点间的一一对应,而是Xi可以对应多个Yi.所以我们就需要一个限制(Xi最多匹配几个Yi).当Yi需要匹配Xi的时候,Xi的匹配未到上限,直接匹配,否则进行增广路.其实是二分图多重匹配的模板题,再套一个二分枚举最多组的人数就OK咯.下面就上板…