11X11112111111M1
X121X112XX1XXXM1
X1211X1222122220
11X11XX2XX1XXX21
11X1X11222X22211
X121X1X221111110
X1211X121XXX1110
X1X11112X1X12X21
112111X21212X221
21X1XX121111X210
1111X112X21X2110
211111122X121X20
11211X1221X1XX21
X1X11XX2X2121111
X1X1X1X21X1X2211
