21X12X2X11X12121
11XX221X11X12121
X222X11111X12121
X2X21X1111X12121
X122112111X12121
X1221X1X11X12121
X2X2112X11X12121
X1X2X11X11X12121
12221X2111X12121
1122XX1111X12121
12X2X12111X12121
12X2XX1X11X12121
1122X12X11X12121
11X21X2X11X12121
X222XX2X11X12121
X1X2XX2111X12121
1122XX111X2X1X20
22XX11XX2211X110
12X21111XX211X20
X2X222211X21X200
