好像并不是这个问题，应该是分的两段字符串的长度都不能为0吧
by cocomos @ 2022-08-13 15:13:08
@[SHU21122789](/user/566740) 是的，我后两个点错了，判断了一下是否有回文串后对了
by NianFeng @ 2023-03-04 21:34:27
@[SHU21122789](/user/566740) 确实
by finkery @ 2023-07-22 14:37:33
@[SHU21122789](/user/566740) 没错，谢谢大佬捏
by Akeryep @ 2023-09-17 10:10:33
感谢，我也错的这
by x383494 @ 2023-10-01 13:40:55