# 彩虹数独

![题](https://3278702120-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fthh0UlrJ0bY1pq9K9lWJ%2Fuploads%2Fgit-blob-0b461b09340277e542ca7c068e985f54a17a95cc%2F%E5%BD%A9%E8%99%B9%E6%95%B0%E7%8B%AC.png?alt=media)

## 规则

|  序号 | 限制区域 | 限制规则                                        | 备注                         |
| :-: | :--: | ------------------------------------------- | -------------------------- |
|  1  |   行  | [1\~9填充](../../../../../../../rules#1to9填充) |                            |
|  2  |   列  | [1\~9填充](../../../../../../../rules#1to9填充) |                            |
|  3  |   宫  | [1\~9填充](../../../../../../../rules#1to9填充) |                            |
|  4  |  彩虹线 | [1\~9填充](../../../../../../../rules#1to9填充) | 9 条彩虹线，穿过边界连续的上斜线，一般使用同色标记 |

### 标签

* \#斜线
* \#额外宫

## 题型名

* 彩虹数独
* Rainbow Sudoku

## 题库

### 在线题库

* [KrazyDad](https://krazydad.com/play/rainbow/)

## 扩展题型

* [彩虹+锯齿数独](../../../hun-he-lei/cai-hong-+-ju-chi-shu-du)
