12112X1121121X11
12112X1221122211
121X2X1121221211
121X2X1221222X11
X2112X1121222X11
X2112X1221221211
X21X2X1121122211
X21X2X1221121X11
12112XX121222211
12112XX221221X11
121X2XX121122X11
121X2XX221121211
X2112XX121121211
X2112XX221122X11
X21X2XX121221X11
X21X2XX221222211
12112X2121222211
12112X2221221X11
121X2X2121122X11
121X2X2221121211
X2112X2121121211
X2112X2221122X11
X21X2X2121221X11
X21X2X2221222211
