2XX1X21121X12120
22X12211X2X21120
1XX122X1XXX12120
2X2122X121X21120
12212XX1X1X11120
2X212X11XXX22120
1X21X211XXXX1120
22X12XX122X12120
2221XX112XX11120
2XX1XXX1X1XX1120
1X21XXX122X22120
1XX12X1122XX1120
2221X2X1X2XX2120
1221221121XX2120
12X1X2X12XX21120
12X1XX11X1X22120
