打错了，50分
by CodingJellyfish @ 2021-01-20 07:08:42
~~建议重构代码~~
by Red_Lantern @ 2021-01-20 07:57:50
@[CodingJellyfish](/user/52381) SA里的循环变量i被您在swap前修改了
by Red_Lantern @ 2021-01-20 08:21:42
%%%膜拜大佬
by CodingJellyfish @ 2021-01-20 09:16:25