玄学优化总结。。

P1074 [NOIP2009 提高组] 靶形数独

快读用fread啊(大雾)
by Xeonacid @ 2017-10-15 11:50:25


红名大佬们开始义务(装)教学(逼)了,%%%
by partychicken @ 2017-10-18 16:17:19


inline在递归的时候貌似用处不大吧?我觉得不如register
by Salamander @ 2017-10-18 16:19:30


@[Excailbur](/space/show?uid=20176) 正解
by middle_set @ 2017-10-18 16:44:47


Accepted 100 5356ms / 1.66MB 代码:2.5KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:38:25 Unaccepted 80 2540ms / 1.66MB 代码:2.49KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:37:03 Unaccepted 80 2944ms / 1.66MB 代码:2.48KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:35:03 Unaccepted 95 4648ms / 1.67MB 代码:2.48KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:34:15 Compile err N/A N/A / N/A 代码:2.46KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:33:14 Unaccepted 50 1832ms / 1.67MB 代码:2.54KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:32:10 Compile err N/A N/A / N/A 代码:2.52KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:30:53 Unaccepted 95 4596ms / 1.66MB 代码:2.47KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:29:22 Unaccepted 95 4528ms / 1.67MB 代码:2.47KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:27:50 Unaccepted 95 5212ms / 1.67MB 代码:2.47KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:27:06 Unaccepted 95 4428ms / 1.67MB 代码:2.47KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:26:27 Unaccepted 80 2516ms / 1.67MB 代码:2.47KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:25:50 Unaccepted 95 4112ms / 1.67MB 代码:2.47KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:25:02 Unaccepted 55 204ms / 1.66MB 代码:2.47KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:24:23 Unaccepted 40 44ms / 1.66MB 代码:2.47KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:23:51 Unaccepted 40 24ms / 1.65MB 代码:2.47KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:23:01 Unaccepted 80 2708ms / 1.66MB 代码:1.82KB C++ 靶形数独 By 打杂的8 @2017-08-23 20:09:33 Unaccepted 75 3596ms / 1.67MB 代码:1.82KB C++ 当初我写的时候愣是卡了一页的常数才过
by 打杂的8 @ 2017-10-18 16:45:09


然而你可以在使用\_\_attribute\_\_指令来对单个函数进行O2优化,比inline快多了
by Satori @ 2017-10-18 16:51:46


事实证明:inline 在有 递归 与 循环 的函数里还会减慢速度。。。 我就是因为 乱加inline 从 90 掉到 85 的。。。
by 斯德哥尔摩 @ 2018-01-01 22:30:10


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