#454. 1453. [Wc]Dface双面棋盘
1453. [Wc]Dface双面棋盘
#1453. [Wc]Dface双面棋盘
题目描述
输入格式
输出格式
样例
样例输入
![image](./454/file/1453_4.jpg)
样例输出
![image](./454/file/1453_5.jpg)
#1453. [Wc]Dface双面棋盘
![image](./454/file/1453_4.jpg)
![image](./454/file/1453_5.jpg)