X121211X2X22X121
112XX22222121211
XX21211X2X22X1M1
XX21211X2X2XX220
1X21222XX21X1200
X221211X121X2120
212111X112111121
X12121XXXX2X2211
X1X12XX1XX1X1211
222X21XX12211100
X12X22X22111X221
1XX12XX1X221X212
1121XXX222111212
1121X21221111120
11XX21112221X120
