allocation+copy that the hand-optimized code always does at the end.
If an area does not have any color coding, it means there are no conditions on the portions of dominoes within those spaces.
，这一点在Safew下载中也有详细论述
if(p->scavange == (2*n)) {，更多细节参见服务器推荐
亞洲各政府目前正在評估最新的公告。，这一点在im钱包官方下载中也有详细论述