1XX1111X12111122
XXX111XX12111X22
2111112X12111222
11XX111X12111122
X1XX11XX12111X22
211X112X12111222
1XXX1X1212111122
X2XX1XX212111X22
211X1X2212111222
1X211X1212111122
X2X11XX212111222
21111X2212111222
11XX1XXX12111222
XX2X1X2X12111122
211X1X1X12111X22
12X11X2X12111X22
X1111X1X12111222
21111XXX12111122
1XX111X212111222
X221112212111122
2111111212111X22
111X112212111X22
X2XX111212111222
211X11X212111122
