2
26
2017
0

BZOJ4762

颓得一匹就来写一下这个题的题解。

鸣谢埃及小哥Ninjo

Category: flag | Tags: DP bzoj 容斥
3
4
2016
0

codeforces 100637

就写了四题

Category: flag | Tags: codeforces gym
1
13
2016
2

-。-

POJ终于填完了632题里只有8题值得写大丈夫然后是CF

Category: flag | Tags: flag
1
8
2016
0

开始填坑

计划2月底整理完这是flag

Category: flag | Tags: flag

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