1X21221112112111
11X1X2X1X2X12121
21X1X2X1X2X12100
21X1X22122212101
2X21222122212102
11X1221112X12112
X1X111X1X2112122
X12111X1X2112122
2121112122112110
2121222122X12111
21X11XX222X12110
21X12XX222X1XX10
