11XX111112XXX121
11X2X1212X111121
112XX1211XXX1121
112211112211X121
1XXXX111221X1121
1XX211211XX1X121
1X2X11212X1XX121
1X22X11112X11121
X1XX112122X11121
X1X2X1111X1XX121
X12XX1112XX1X121
X1221121121X1121
XXXXX1211211X121
XXX211112XXX1121
XX2X11111X111121
XX22X12122XXX121
1121111X121X1121
X1X1X111X2111X21
X1X1X1X1X2X11X21
