1X11X1211X211X11
2X11X1211X11XX11
21XXX1211XX1XX11
1X2XX1211X1X1111
11211111XX222211
2X2111211XX12211
121111211112XX11
2X1X11X1XXX12211
1XX111X11X2X1211
222211211X11XX11
122111211XXXX111
121X11111XX12211
X2221121XX11X211
22XXX121112X2111
121XX12111211211
1X21111112112111
