建出来难道不是如上那样的吗。
by some_side @ 2023-07-15 18:47:46
```
1-2-3
1-2-4
1-3-4
2-3-4
1-2-3-4
1-2-4-3
1-3-2-4
```
by JLGxy @ 2023-07-15 19:01:28
@[JLGxy](/user/491708) 原来如此。谢谢喵谢谢喵。
by some_side @ 2023-07-15 19:28:59
```
1-2-3
1-2-4
1-3-4
2-3-4
1-2-3-4
1-2-4-3
1-3-2-4
``` @[some_side](/user/763992)
by B612Dusk @ 2023-11-15 19:36:56
@[some_side](/user/763992)
by B612Dusk @ 2023-11-15 19:37:19
@[B612Dusk](/user/756660) 草。彳亍。:D
by some_side @ 2023-11-15 19:39:06