@[Alpha_Drawer](https://www.luogu.com.cn/user/181571)
@[wsc2008](https://www.luogu.com.cn/user/288866)
@[swiftc](https://www.luogu.com.cn/user/183154)
by 潘德理2010 @ 2024-01-02 22:49:03
@[realskc](https://www.luogu.com.cn/user/35672)
@[Maxmilite](https://www.luogu.com.cn/user/274993)
by 潘德理2010 @ 2024-01-02 23:23:50
@[潘德理2010](/user/572133) 有没有可能这题已经有二次加强版了。
by naroanah @ 2024-01-02 23:45:23
虽然我也不理解这个加强版意义何在
by naroanah @ 2024-01-02 23:46:12
意义何在。该开除模板籍了。
另外这题要不就放 $O(Tnm)$ 过好了。。大家都去做二次加强版好了。
by installb @ 2024-01-03 14:15:16
cnm%%%
by Zzh147123 @ 2024-04-19 20:08:22