11121112X1212120
111221XX11111120
112211X211111120
1122211XX1212120
121211XXX1212120
1212211211111120
1222111X11111120
122221X2X1212120
X112111X11111120
X11221X2X1212120
X12211XXX1212120
X122211211111120
X21211X211111120
X212211XX1212120
X2221112X1212120
X22221XX11111120
