221X1X2XX1X11121
22X11XX21X211121
221212XX211X1121
222X11X2XX1X1121
X21X1222X2XX1121
X2X11X1X22121121
X2X211X1X1X21121
X2121XX11X11X121
22XX112X1211X121
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122112XXX22XX121
22111111XX12X121
X2221X12X1112121
X21X111X2X212121
122X12211XXX2121
12XX1XX122222121
