X1112221X12XX210
12X1221XXX2X1210
1211X2X12122XX10
121122X11X12XX10
21X1X21121XX2X10
21X1221X12121110
1X1122XX12X12211
11X122X1X1X12111
12X1X221X2212X11
22X1XX111X111211
2211X22111XX1111
XX112X1121XXX220
11X1222111X1X120
21X1X21X21X11220
211122X111121220
2221X21X2X111X20
X1212X11XX111221
1XX1221X12X1XX21
111122XX2X212X21
22112X1X1XX1X221
