11XX111121211112
1121X111X12X1X12
11XXX111X21X1112
1121111122111X12
1XXXX111XX211X12
1X2111112X2X1112
1XX11111X2XX1X12
1X2XX11122X11112
12XXX11121XX1X12
12211111X1X11112
12X1X1112X111112
122X1111XX1X1X12
