X121X2222XX11111
111111X221121X21
X12XXX12221X1121
11112222122XX122
1111X2X21XXX2121
2111X21212XX2221
21112122X2111211
1121X22X21112110
X1211XX1XX121110
11X112X1X2121121
11112122XXXXX122
2111XX22XX11X111
11XX12121X11X211
1X112112X2121211
XX211X122X111110
21X1X2X221221211
XX211212X2111X20
1X21X2122X121210
1X2122122111X211
21212X12X1XX1211
