1X1111212121112M
1X121122222X1X2M
111X11222X22X12M
1112X1222X21X22M
1211X121212X1X2M
1212X1222X22X12M
1X1121222X2X2X2M
1X1221212122112M
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XX2XX12221211X2M
2X1221212X2X1X2M
122111222121112M
122211222121112M
122221222122122M
