重复计数，而且重复了~~很多~~次
by Lylighter_ @ 2020-02-13 19:49:11
比如
```
5
1 8 2 7 9
```
by Lylighter_ @ 2020-02-13 19:49:59
建议数组标记
@[g13145687](/user/316016)
by Lylighter_ @ 2020-02-13 19:51:25
哦，明白了
by g13145687 @ 2020-02-13 19:53:17