摘要：线段树（bug终于改完了嘤嘤嘤）https://blog.csdn.net/zearot/article/details/48299459 #include <bits/stdc++.h> using namespace std; #define ll long long const int Max 阅读全文

摘要：连续子数列相乘:https://www.cnblogs.com/conw/p/5896155.html A*:https://blog.csdn.net/qq_36946274/article/details/81982691 https://zhuanlan.zhihu.com/p/5451044 阅读全文