1X2XX21211X12111
11XX2X112XX12111
2X221X111221X211
1121X11X2XX12211
X1X1XX1X22X12111
1112XX1X11X12111
2X2X2X112XX12X11
2X2X2111X21XX111
2XX222111XX12111
1XXX11122X112111
2X211X1X12122111
11X2221211X12111
12221X1X11X1X111
2X21111X2X1X2211
11X21X121XX12111
11X2X212XXX12111
2X1XX11121X12111
2XXX1X122XX12111
