规则Rules：
标准数独基础上，挡板表示相邻两格连续，没有挡板的地方，相邻两格不连续。
Classic rules applied. Additionally, the 2 numbers adjacent to a bar should be consecutive,and 2 adjacent numbers with no bar cannot be consecutive.
◆例题 Example
◆在线涂鸦 Draw it Online
◆在线做 Do it by CTC
◆在线做 Do it by Penpa
