https://blog.youkuaiyun.com/NUDTHXHzh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/NUDTHXH/article/details/156805322https://blog.youkuaiyun.com/NUDTHXH/article/details/156805322NUDTHXHSat, 10 Jan 2026 19:22:23 +0800https://blog.youkuaiyun.com/NUDTHXH/article/details/156517581https://blog.youkuaiyun.com/NUDTHXH/article/details/156517581NUDTHXHFri, 02 Jan 2026 19:56:08 +0800https://blog.youkuaiyun.com/NUDTHXH/article/details/48492507https://blog.youkuaiyun.com/NUDTHXH/article/details/48492507NUDTHXHWed, 16 Sep 2015 13:12:48 +0800https://blog.youkuaiyun.com/NUDTHXH/article/details/48441701https://blog.youkuaiyun.com/NUDTHXH/article/details/48441701NUDTHXHMon, 14 Sep 2015 17:05:53 +0800https://blog.youkuaiyun.com/NUDTHXH/article/details/47071245https://blog.youkuaiyun.com/NUDTHXH/article/details/47071245NUDTHXHSun, 26 Jul 2015 20:42:38 +0800m就翻转。 然后没坏点的情况下是ans1=(min(n,m)+1)/2；接着从坏点，开始分上下左右，注意左右是包含坏点的，为什么咧，按右图来说坏点只会影响left范围内的点，left以外的点还是以ans1算，left这个范围的点有两种选择，]]>