1X12X11211211120
X222212111211120
X212X1X2112X1X22
1222211XX1211120
122221XX1X21X121
12X22111XX211121
12222111122X1221
1212X11X1X2X1120
12X221X2122X1120
1X1221X211211X21
12X2212X1X221X20
1212X1121X211X20
122221XX11211220
1212211XXX211221
