11X211111XX12112
11X2112112X12112
1122X11112X11112
112211111XX11112
1122111112X12112
112211211XX11112
12X2X1111XX12112
12X2111112X11112
12X2111112X12112
1222X12112X12112
21X2111112X11112
21X211211XX11112
22X2X1111XX12112
22X2X1211XX12112
22X2112112X11112
2222X1211XX12112
2222X12112X11112
2222X12112X12112
