1XX121X222121112
2111212212121112
XXX121222X121112
X11121X22X1X1112
11X121X21X1X1112
2X1121X21X1X1112
X11121X212122112
2XX121X22X122112
111121221X122112
21X12122221X2112
1X112122221X2112
XXX12122121X2112
