1221X1XX22122121
121X1X21X22121M1
221111XXX2X12120
1211X11211X11211
1211X1XXX2X12121
121121XXX2X12121
2X12211111112X10
1X112X11X1112211
21X1211111X12201
2212111111X1X220
X211X11111X12201
X11XX11122112X21
X1111211X2222121
