XXX221X122X21211
XX1X2X1112X11211
X22X21XXX111X211
X2212XX12X212111
X22121XXXX212X11
1XX2211XX21X1X11
1X12211XX121X211
1X2X211211XX1111
11XX22XXX2112X11
112X221112211211
1121XX2221X11111
1121X12211222211
112112X12X11X211
1122X12121XX1111
12212X2X2X12X211
12212221121X2X11
2XX121122111X111
212111111X112X11
21222X212X1XX111
221X2111X1X11X11
