111111211X111121
21X1112X12111121
11X1112XXX211221
21111121X2211221
1111112X22X11221
21X111212XX11221
11X1112122211X21
2111112X2X211X21
11X1X12112111221
2111X12X1X111221
1111X12X12211121
21X1X1211X211121
1111X121XXX11X21
21X1X12XX2X11X21
11X1X12X2X111121
2111X12122111121
11X1212X1XX11X21
2111212112X11X21
1111212XX2111X21
21X12121XX111X21
11X12121X2X11121
2111212XXXX11121
111121212X211221
21X1212X22211221
