摘要：
hzwer分块9题 分块1:区间加法,单点查询 Code #include<bits/stdc++.h> #define in(i) (i=read()) using namespace std; const int N=5e5+10,inf=2e9; int read() { int ans=0, 阅读全文
摘要：
```cpp
;;------------语言环境字符集设置(utf-8)------------- (set-language-environment 'Chinese-GB)
(set-keyboard-coding-system 'utf-8)
(set-clipboard-coding-system 'utf-8)
(set-terminal-coding-system 'utf-8)
... 阅读全文