11X12X121X111X10
11X12X12121X1210
11212X121XX11210
11212X1212XX1X10
X1X12X121XXX1X10
X1X12X1212X11210
X1212X121X1X1211
X1212X1212111X11
11X12X12XXXX1211
11X12X12X2X11X11
11212X12XX1X1X11
11212X12X2111211
X1X12X12XX111220
X1X12X12X21X1X20
X1212X12XXX11X20
X1212X12X2XX1220
11X12X122XXX1220
11X12X1222X11X20
11212X122X1X1X21
11212X1222111221
X1X12X122X111221
X1X12X12221X1X21
X1212X122XX11X21
X1212X1222XX1221
