11XXXXX122122221
1XX211X1XX122X21
1222X1X1XX122X21
X12X1XX1XX122X21
XXX2XXX1XX122X21
XX2X11X122122221
X2X2X1X122122221
21221XX122122221
2X2XXXX122122221
22XX1XX122122221
22XXX1X1XX122X21
