12X2122X11111XM1
1X1X212121X121M1
1X2XXX2X11211XM1
1211XX2X21X1X2M1
121X1121X12112M1
1121112X212121M1
1121X222X11112M1
1XX11221X1X12XM1
1XX121221121X2M1
122X122211X1X1M1
11XX2X2XX111X1M1
12222X21111122M1
11X2X12111X111M1
12XXX12221112XM1
1X121X22211111M1
111222212121XXM1
