规则Rules：
标准数独基础上，圆圈内为N，线条上有N个数字与N有相同的奇偶性。
Classic rules applied. Additionally, if the number in circle is N, there are N numbers own same parity with N on the line.
◆例题 Examples
◆在线做Do it by CTC
◆在线做Do it by Penpa
