思路 线段树维护最大子段和,只不过这题还要维护左右端点 还是维护pre,suf,sum,ans,只不过每个再多出一个维护端点的变量即可 注意多解讨论的大于号和大于等于号 代码 #include <cstdio> #include <algorithm> #include <cstring> #define int long long using namespace std; const int MAXN = 500100; struct Node{ int premax…
"Ray, Pass me the dishes!" Time Limit: 3000MS Memory Limit: Unknown 64bit IO Format: %lld & %llu [Submit] [Go Back] [Status] Description After doing Ray a great favor to collect sticks for Ray, Poor Neal bec…
原题链接 Description After doing Ray a great favor to collect sticks for Ray, Poor Neal becomes very hungry. In returnfor Neal's help, Ray makes a great dinner for Neal. When it is time for dinner, Ray arranges all the dishes he makes in a single line (a…