Mining Station on the Sea Time Limit: 5000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3565 Accepted Submission(s): 1108 Problem Description The ocean is a treasure house of resources and the development
多校联赛第一场(hdu4862) Jump Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 644 Accepted Submission(s): 275 Problem Description There are n*m grids, each grid contains a number, ranging from 0-9.
Minimum Cost Time Limit: 4000MS Memory Limit: 65536K Total Submissions: 19883 Accepted: 7055 Description Dearboy, a goods victualer, now comes to a big problem, and he needs your help. In his sale area there are N shopkeepers (marked from 1 to N)
题意:给定一个长为n的正整数序列,要求从中取出至多k个不下降序列,使得它们的和最大,求这个和 n<=2e3,k<=10,a[i]<=1e5 思路:极其考验模板,反正我的spfa和zkw都挂了,就拿这题std做dijkstra费用流的板子了 #include<bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned int uint; typedef unsigned long long