2XX211XX11221110
X212222121221110
XX121221X1221110
22X2211221221110
1X12XX11X1221110
111221X121221110
1212112121221110
1212X112X1221110
X112122221221110
X112X211X1221110
X21222X221221110
2X121XXXX1221110
2X12XX1X21221110
2X122X2XX1221110
