121221XX112X1XM1
12X2111211X111M1
1222X11111X111M1
X21211X1112X1XM1
X2X2X11X11X111M1
X2X2X1XX112X1XM1
X22221X2112X1XM1
2212X11211X111M1
22X2211111X111M1
222211XX112X1XM1
X22111122X211XM1
121221121X122210
