111XXX111X212112
1112X2X111212112
11122X1111212212
X11XX2X11X211112
X1122XX11X211212
1X1X2XX111211112
1X1X22X11X212212
1X12X2111X211212
XX12XX1111211112
XX1222111X212112
121XXXX111211212
1212XXX11X212112
X21X2X111X211212
X21X2XX111212112
X212X2111X212212
