1X1111XX12X21212
11XX21X121111221
X122X11211XX1210
112XX2X1111X1201
X111X1222X121102
X221211X11XX11M2
1121211X11X2XX11
212X1112XX111X2M
21X1XX211112120M
1X211X2111XX1222
11XX21X11X221100
XX2X11X1X2111120
X121X211X2121121
