F - kebab HDU - 2883 (最大流构图)】的更多相关文章

Almost everyone likes kebabs nowadays (Here a kebab means pieces of meat grilled on a long thin stick). Have you, however, considered about the hardship of a kebab roaster while enjoying the delicious food? Well, here's a chance for you to help the p…
题意: 有n个人去撸串,每个人都能决定自己的串上有几块肉,每一块肉都要花费一个单位时间才熟,烤炉一次能烤m块肉 给出每个人的起始时间.终止时间.要几串.每个串上有几块肉,问能否满足所有的人 (啥?题不是这么说的?...这样看就对了...) 解析: 和hdu3572一样 只不过这个时间的范围比较大 所以就不能以时间点建点了  所以要以时间段建点 把所有的时间放到数组里,这里我用的是vector,然后排序,去重,对于每个人 遍历所有的时间,如果有个时间段在当前人购买的时间里  就把人和这个时间段连边…
HDU 2883 kebab 题目链接 题意:有一个烧烤机,每次最多能烤 m 块肉.如今有 n 个人来买烤肉,每一个人到达时间为 si.离开时间为 ei,点的烤肉数量为 ci,每一个烤肉所需烘烤时间为 di.注意一个烤肉能够切成几份来烤 思路:把区间每一个点存起来排序后.得到最多2 * n - 1个区间,这些就表示几个互相不干扰的时间,每一个时间内仅仅可能有一个任务器做.这样建模就简单了.源点连向汇点,容量为任务须要总时间,区间连向汇点,容量为区间长度.然后每一个任务假设包括了某个区间,之间就连…
1.HDU 1532 最大流入门,n个n条边,求第1点到第m点的最大流.只用EK做了一下. #include<bits/stdc++.h> using namespace std; #pragma comment(linker, "/STACK:102400000,102400000") #define F(i,a,b) for (int i=a;i<b;i++) #define FF(i,a,b) for (int i=a;i<=b;i++) #define…
一次舞会有n个男孩和n个女孩.每首曲子开始时,所有男孩和女孩恰好配成n对跳交谊舞.每个男孩都不会和同一个女孩跳两首(或更多)舞曲.有一些男孩女孩相互喜欢,而其他相互不喜欢(不会“单向喜欢”).每个男孩最多只愿意和k个不喜欢的女孩跳舞,而每个女孩也最多只愿意和k个不喜欢的男孩跳舞.给出每对男孩女孩是否相互喜欢的信息,舞会最多能有几首舞曲?Input 第一行包含两个整数n和k.以下n行每行包含n个字符,其中第i行第j个字符为'Y'当且仅当男孩i和女孩j相互喜欢.Output 仅一个数,即舞曲数目的最…
Problem Description Almost everyone likes kebabs nowadays (Here a kebab means pieces of meat grilled on a long thin stick). Have you, however, considered about the hardship of a kebab roaster while enjoying the delicious food? Well, here's a chance f…
kebab Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1603    Accepted Submission(s): 677 Problem Description Almost everyone likes kebabs nowadays (Here a kebab means pieces of meat grilled on…
kebab Time Limit: 1000ms Memory Limit: 32768KB This problem will be judged on HDU. Original ID: 288364-bit integer IO format: %I64d      Java class name: Main Almost everyone likes kebabs nowadays (Here a kebab means pieces of meat grilled on a long…
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=2883 Almost everyone likes kebabs nowadays (Here a kebab means pieces of meat grilled on a long thin stick). Have you, however, considered about the hardship of a kebab roaster while enjoying the delicio…
Matrix Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2350    Accepted Submission(s): 1241 Problem Description Yifenfei very like play a number game in the n*n Matrix. A positive integer number…