X1XXX11112X11101
X1111XX112211101
1XXXX1211X1X1101
1X1X112112X2X101
1X121X2121111102
1X2X11X112111202
111XX1111XX21X02
11111X212X221202
1X12X1X11221XX11
2X2X11111XX1X211
21X1X1X11222X111
21111X211X11X111
