XX2211122X121XMM
X1X1X1111X1X1XMM
X11X111XXX1211MM
X122211XXX1X12MM
X12221122X1212MM
X222X1111X1211MM
1XXX11111X121XMM
1X21X11XXX1212MM
11XX21122X1212MM
1112X1111X1X1XMM
1121111X2X1211MM
11211112XX1211MM
1221211XXX121XMM
2X2X21111X1X11MM
21X2111XXX1211MM
211121111X1212MM
212XX1111X1X1XMM
222X11111X1X12MM
