1X22122X1121XX21
112X1XXX11212X21
1X2X122X11211121
1X2112X211212221
11221XXX11211221
112X11221121X221
1121112211211X21
11X1122X11212221
1X2211X211212121
11211XXX1121X121
11221X2211212121
11X2112X11212121
1XXX1X2211212X21
11X212X21121XX21
1XX21X2211211221
1XX11X221121X121
11XX12X211211121
