https://blog.youkuaiyun.com/hhuhaozh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/hhuhao/article/details/78960735https://blog.youkuaiyun.com/hhuhao/article/details/78960735hhuhaoWed, 03 Jan 2018 14:22:16 +0800https://blog.youkuaiyun.com/hhuhao/article/details/78697707https://blog.youkuaiyun.com/hhuhao/article/details/78697707hhuhaoSat, 02 Dec 2017 19:15:58 +0800https://blog.youkuaiyun.com/hhuhao/article/details/78449324https://blog.youkuaiyun.com/hhuhao/article/details/78449324hhuhaoSun, 05 Nov 2017 14:24:31 +0800 #define N 1000010 vectort[N]; int w[N],f[N],ans,n; void getw(int x) { w[x]=1; fr(i,0,t[x].size()-1) if]]>https://blog.youkuaiyun.com/hhuhao/article/details/78448566https://blog.youkuaiyun.com/hhuhao/article/details/78448566hhuhaoSun, 05 Nov 2017 11:58:37 +0800>1)&1)(n\&1)\ xor\ ((n>>1)\&1) 每四个数异或和末尾为00然后就可以得出末二位值相等时才得出一 后面的位数从高到低算我们可以发现xor_sum1..2k−1=0xor\_sum_{1..2^k-1}=0然后我们就根据这个]]>https://blog.youkuaiyun.com/hhuhao/article/details/78444321https://blog.youkuaiyun.com/hhuhao/article/details/78444321hhuhaoSat, 04 Nov 2017 16:32:47 +0800https://blog.youkuaiyun.com/hhuhao/article/details/78443561https://blog.youkuaiyun.com/hhuhao/article/details/78443561hhuhaoSat, 04 Nov 2017 14:56:43 +0800https://blog.youkuaiyun.com/hhuhao/article/details/78443552https://blog.youkuaiyun.com/hhuhao/article/details/78443552hhuhaoSat, 04 Nov 2017 14:54:57 +0800https://blog.youkuaiyun.com/hhuhao/article/details/78443549https://blog.youkuaiyun.com/hhuhao/article/details/78443549hhuhaoSat, 04 Nov 2017 14:54:32 +0800https://blog.youkuaiyun.com/hhuhao/article/details/78443543https://blog.youkuaiyun.com/hhuhao/article/details/78443543hhuhaoSat, 04 Nov 2017 14:53:47 +0800https://blog.youkuaiyun.com/hhuhao/article/details/77922201https://blog.youkuaiyun.com/hhuhao/article/details/77922201hhuhaoSun, 10 Sep 2017 14:50:15 +0800https://blog.youkuaiyun.com/hhuhao/article/details/77916525https://blog.youkuaiyun.com/hhuhao/article/details/77916525hhuhaoSat, 09 Sep 2017 17:21:29 +0800https://blog.youkuaiyun.com/hhuhao/article/details/77739255https://blog.youkuaiyun.com/hhuhao/article/details/77739255hhuhaoThu, 31 Aug 2017 10:07:40 +0800https://blog.youkuaiyun.com/hhuhao/article/details/77737285https://blog.youkuaiyun.com/hhuhao/article/details/77737285hhuhaoThu, 31 Aug 2017 09:49:31 +0800https://blog.youkuaiyun.com/hhuhao/article/details/77718486https://blog.youkuaiyun.com/hhuhao/article/details/77718486hhuhaoWed, 30 Aug 2017 16:34:47 +0800https://blog.youkuaiyun.com/hhuhao/article/details/77717943https://blog.youkuaiyun.com/hhuhao/article/details/77717943hhuhaoWed, 30 Aug 2017 16:16:37 +0800https://blog.youkuaiyun.com/hhuhao/article/details/77717557https://blog.youkuaiyun.com/hhuhao/article/details/77717557hhuhaoWed, 30 Aug 2017 15:54:52 +0800https://blog.youkuaiyun.com/hhuhao/article/details/77716031https://blog.youkuaiyun.com/hhuhao/article/details/77716031hhuhaoWed, 30 Aug 2017 15:01:48 +0800t; int n,m,ap[N][N],h[N][N],pr[N]]>https://blog.youkuaiyun.com/hhuhao/article/details/77678600https://blog.youkuaiyun.com/hhuhao/article/details/77678600hhuhaoTue, 29 Aug 2017 15:25:01 +0800https://blog.youkuaiyun.com/hhuhao/article/details/77678536https://blog.youkuaiyun.com/hhuhao/article/details/77678536hhuhaoTue, 29 Aug 2017 15:21:40 +0800https://blog.youkuaiyun.com/hhuhao/article/details/77601356https://blog.youkuaiyun.com/hhuhao/article/details/77601356hhuhaoSat, 26 Aug 2017 14:52:24 +0800