2X22X11212X11120
X1212XX11XXXX120
112X212X1XXXX120
21X1221122XXX120
11X21XX2X1X2X120
2122X1121222X120
1XX2XXX1X2X11X20
X22112XXX1211X20
1XX2X222X1211220
121X1XX2X2X1X220
12121XX2X2X1X220
1X1XX221XX21X220
11122XXX1XXXX220
1121X221XXXXX220
112XX1X122XXX220
11XX1XX2XX112220
1222X1X211212220
211X2XX112XX2220
