X211X21111221111
2X11211X11221111
12111X12X1221111
21X11211X1221111
11X1X11221221111
XX21111121221111
111X2X1121221111
212XX11111221111
12X2111X11221112
111112XX21221112
112121X1X1221112
21121XX111221112
1X1X122111221112
X1121112X1221112
X1X1212111221112
11211X2X11221112
111X21X211221121
1112X121X1221121
X21111X211221121
221X1111X1221121
1112X21X11221121
1XX2211111221121
1221X1X111221121
11XX112121221121
1X211X1211221122
X12X121111221122
X1111X2121221122
1X111122X1221122
2111X12X11221122
22X11X1111221122
1X1211X121221122
11X112X211221122
