211222122X121121
2112221121121121
X112221221121121
1112221X22121121
11X222112X121121
X1X2221X2X121121
X1X2221122121121
XX12X2112X121121
XX1222X12X121121
X112X2X12X121121
11122211XX121121
X112221XXX121121
X1122211X2121121
X1X22211XX121121
XX1222112X1X1121
X112X2112X1X1121
X11222X12X1X1121
XX1222112X121221
X112X2112X121221
X11222X12X121221
X11222112X1X1221
