XX1XXX21121X2111
X211X1X1111X2111
X21121X111121X11
X21121X211112111
12X2222X1211X211
122XXX121X122111
XXX1X11X1X1X1112
XXX121121X112112
XX1XXX2X121X1112
X1XX1XX2111X1212
1X1XXX2212122112
1211X1X211122112
X11212111X12XX21
X12111211212XX21
X2X2222112121X21
X22XXX1X1X1X1121
X22X1X111X12XX21
2XX1111X1X1X1X21
X11222121X112122
122X2X111X1X2222
2X1XXX211211X222
2112X2111X11X222
211222121X11X122
22X2X2211211X222
