你的rotate好像错了，fa y应该是x建议再学一下平衡树
by Liuyuzhuo @ 2021-05-15 17:42:30
@[KSCN](/user/123784)
by Liuyuzhuo @ 2021-05-15 17:42:48
改了就对了
by Liuyuzhuo @ 2021-05-15 17:47:51
谢谢大佬
by KSCN @ 2021-05-15 18:12:51