https://blog.youkuaiyun.com/Cheky_zh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/Cheky_/article/details/50726098https://blog.youkuaiyun.com/Cheky_/article/details/50726098Cheky_Tue, 23 Feb 2016 21:07:00 +0800https://blog.youkuaiyun.com/Cheky_/article/details/49046709https://blog.youkuaiyun.com/Cheky_/article/details/49046709Cheky_Sun, 11 Oct 2015 11:36:38 +0800https://blog.youkuaiyun.com/Cheky_/article/details/17795255https://blog.youkuaiyun.com/Cheky_/article/details/17795255Cheky_Fri, 03 Jan 2014 17:39:20 +0800https://blog.youkuaiyun.com/Cheky_/article/details/17794525https://blog.youkuaiyun.com/Cheky_/article/details/17794525Cheky_Fri, 03 Jan 2014 17:14:39 +0800https://blog.youkuaiyun.com/Cheky_/article/details/17794361https://blog.youkuaiyun.com/Cheky_/article/details/17794361Cheky_Fri, 03 Jan 2014 17:08:20 +0800https://blog.youkuaiyun.com/Cheky_/article/details/9423975https://blog.youkuaiyun.com/Cheky_/article/details/9423975Cheky_Tue, 23 Jul 2013 17:17:30 +0800https://blog.youkuaiyun.com/Cheky_/article/details/9370857https://blog.youkuaiyun.com/Cheky_/article/details/9370857Cheky_Thu, 18 Jul 2013 17:22:13 +0800https://blog.youkuaiyun.com/Cheky_/article/details/9351833https://blog.youkuaiyun.com/Cheky_/article/details/9351833Cheky_Wed, 17 Jul 2013 10:46:11 +0800https://blog.youkuaiyun.com/Cheky_/article/details/9193883https://blog.youkuaiyun.com/Cheky_/article/details/9193883Cheky_Fri, 28 Jun 2013 09:44:36 +0800https://blog.youkuaiyun.com/Cheky_/article/details/9191741https://blog.youkuaiyun.com/Cheky_/article/details/9191741Cheky_Thu, 27 Jun 2013 21:18:35 +0800https://blog.youkuaiyun.com/Cheky_/article/details/9191679https://blog.youkuaiyun.com/Cheky_/article/details/9191679Cheky_Thu, 27 Jun 2013 21:15:13 +0800https://blog.youkuaiyun.com/Cheky_/article/details/9140997https://blog.youkuaiyun.com/Cheky_/article/details/9140997Cheky_Thu, 20 Jun 2013 21:49:42 +0800https://blog.youkuaiyun.com/Cheky_/article/details/8810821https://blog.youkuaiyun.com/Cheky_/article/details/8810821Cheky_Tue, 16 Apr 2013 20:30:23 +0800https://blog.youkuaiyun.com/Cheky_/article/details/8804096https://blog.youkuaiyun.com/Cheky_/article/details/8804096Cheky_Mon, 15 Apr 2013 15:16:19 +0800https://blog.youkuaiyun.com/Cheky_/article/details/8781835https://blog.youkuaiyun.com/Cheky_/article/details/8781835Cheky_Wed, 10 Apr 2013 11:16:52 +0800https://blog.youkuaiyun.com/Cheky_/article/details/8768559https://blog.youkuaiyun.com/Cheky_/article/details/8768559Cheky_Sun, 07 Apr 2013 17:01:26 +0800https://blog.youkuaiyun.com/Cheky_/article/details/8767596https://blog.youkuaiyun.com/Cheky_/article/details/8767596Cheky_Sun, 07 Apr 2013 14:46:37 +0800 n, ans = 0; //还可以进一步优化 // if (n - ps < k - count) rollback; 当剩余列数小于剩余棋子数时，回滚 // 对称性优化, 第一个棋子放在某一列m行，和放在该列n-m+1 // 直接用数组保存所有结果 ---]]>https://blog.youkuaiyun.com/Cheky_/article/details/8761960https://blog.youkuaiyun.com/Cheky_/article/details/8761960Cheky_Fri, 05 Apr 2013 17:38:12 +0800https://blog.youkuaiyun.com/Cheky_/article/details/8754568https://blog.youkuaiyun.com/Cheky_/article/details/8754568Cheky_Wed, 03 Apr 2013 10:10:28 +0800https://blog.youkuaiyun.com/Cheky_/article/details/8659750https://blog.youkuaiyun.com/Cheky_/article/details/8659750Cheky_Mon, 11 Mar 2013 15:57:18 +0800