Until next time :)
FT Digital Edition: our digitised print edition
，详情可参考下载安装 谷歌浏览器 开启极速安全的 上网之旅。
Lots of printing flexibility，更多细节参见一键获取谷歌浏览器下载
* @param n 堆的大小
If an area does not have any color coding, it means there are no conditions on the portions of dominoes within those spaces.