X2121111X21X2121
X1121112211XX121
X1X211X2111X1121
X2X21121221XX121
X22211X1121X1121
X1221122X11X2121
X112112112X22X21
XX12111XX1122X21
XX22111XX1122X21
X222111221122X21
X222112222X22X21
X11211X211XXX221
2112111X211XX221
X1X2111XX11XX221
21X211X2X1XXX221
2122111X111XX221
X12211X221XXX221
122211X121XX1121
2X121111111X2121
1X12111X111XX121
222211XX21XXX121
2X121112111X1121
122211X221XX2121
