[$Link$](https://www.luogu.org/discuss/show?postid=80963)前后呼应好啊
by 皎月半洒花 @ 2018-11-06 09:38:49
``` cpp
#define N 500 + 10
cout << N * N;
```
by Juanzhang @ 2018-11-06 09:42:42
orz 花姐姐
by Cthugha @ 2018-11-06 09:42:50
常见操作
作死写abs
```plain
#define abs(a) a>0?a:-a
```
......
by yijan @ 2018-11-06 09:42:59
@[_皎月半洒花](/space/show?uid=28313)
你这种写法比较奇葩， 树状数组的加点，和zkw的查询
~~真心不如写ST~~
by REFLAME_ASH @ 2018-11-06 09:43:13
@[dimension_missing](/space/show?uid=36882) 哼哼就是想写BIT qwq
by 皎月半洒花 @ 2018-11-06 10:58:11
@[yijan](/space/show?uid=63398) 还是不要养成头文件已经有了还要自己写的习惯。。。
要卡时间就干脆在代码里直接写。
by jyttoby @ 2019-01-30 20:57:12