1X211X2221112X22
1X11212221212122
X1212X2XX211X120
1X112112X2111XM1
X121X1X2X22X1100
X1X11122212X2XM1
211111X2112X2X10
21211X22XX121211
X11121222X211XM2
X1XX2X22X1111X12
12212X222X1XX121
1XX11122X121X120
