摘要：
Judge InfoMemory Limit: 65536KBCase Time Limit: 1000MSTime Limit: 1000MSJudger: NormalDescription00 knows a new kind of square matrix spiral123, which has the following properties: • its elements are from the {0, 1, 2, 3} set; • each row and column contains each of the values 1, 2 and 3, exactly onc 阅读全文