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HDU 4292 Food(最小割,人数拆点)
Food Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 3542    Accepted Submission(s): 1191 Problem Description   You, a part-time dining...
分类:其他好文   时间:2015-08-10 18:11:19    阅读次数:120
poj 3281 Dining 【最大流】
题目链接:http://poj.org/problem?id=3281题意: 给出牛n,饮料d还有食物f的数量,每头牛给出喜欢的饮料和食物,最后求出能够满足的牛的数量解法:源点到食物建边, 由食物到牛建边, 牛到饮料建边 ,饮料到汇点建边 ,求最大流。牛要拆点控制流量为1全部是有向的边,而且权值全部为1 有2*n+f+d+2个顶点 0表示源点,2*n+f+d+1表示汇点 1到f为食物点,f+...
分类:其他好文   时间:2015-08-07 20:13:58    阅读次数:123
POJ 3281【拆点 && 最大流经典建图】
Dining Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 11097   Accepted: 5096 Description Cows are such finicky eaters. Each cow has a preference for certa...
分类:其他好文   时间:2015-08-04 13:32:58    阅读次数:101
POJ - 3281 Dining (ISAP EK Dinic)
题目大意:有N头牛,F种食物,D种饮料,每种食物和饮料都只有一 现在给出每头牛所喜爱的食物和饮料,问最多有多少头牛能同时得到自己喜欢的食物和饮料解题思路:将牛拆成两点,权值为1,一条和喜欢的食物相连,权值为1,另一条和喜欢的饮料相连,权值为1 然后将所有食物和超级源点相连,权值为1 将所有的饮料喝超级汇点相连,权值为1ISAP#include #include <cstrin...
分类:其他好文   时间:2015-08-03 01:18:05    阅读次数:179
hdu 4292 Food (最大流)
hdu 4292 FoodDescription   You, a part-time dining service worker in your college’s dining hall, are now confused with a new problem: serve as many people as possible.   The issue comes up as people...
分类:其他好文   时间:2015-08-02 21:40:19    阅读次数:220
poj 3281 Dining(最大流)
poj 3281 DiningDescriptionCows are such finicky eaters. Each cow has a preference for certain foods and drinks, and she will consume no others.Farmer John has cooked fabulous meals for his cows, but he...
分类:其他好文   时间:2015-07-26 22:45:48    阅读次数:142
20150719 They helped us bring the furniture inside the house
He helped her clear the dining table.lampa variety ofstylishtrumpetBritain and Argentina reopened diplomatic relations.Braziliancoconut
分类:其他好文   时间:2015-07-19 23:35:43    阅读次数:147
POJ 3281 Dining 最大流 Dinic算法
DiningTime Limit:2000MSMemory Limit:65536KTotal Submissions:10768Accepted:4938DescriptionCows are such finicky eaters. Each cow has a preference for c...
分类:编程语言   时间:2015-06-15 00:14:03    阅读次数:231
F-Dining Cows(POJ 3671)
Dining CowsTime Limit:1000MSMemory Limit:65536KTotal Submissions:7584Accepted:3201DescriptionThe cows are so very silly about their dinner partners. T...
分类:其他好文   时间:2015-05-05 23:39:51    阅读次数:203
poj 3281 Dining (最大网络流)
题目链接: http://poj.org/problem?id=3281题目大意: 有n头牛,f种食物,d种饮料,第i头牛喜欢fi种食物和di种饮料,每种食物或者饮料被一头牛选中后,就不能被其他的牛选了,问最多能满足多少头牛的要求?解题思路: 最大匹配问题,关键在于如何建图,可以虚构出来一个源...
分类:其他好文   时间:2015-04-30 17:35:16    阅读次数:133
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