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12X1111X1X111121
X221111111X11121
122111X22XX11121
12X111X121211121
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2XX11112121X1121
X221111X221X1121
1X2111122XXX1121
12X1111X2X2X1121
X2X11112122X1121
1X1111X2222X1121
121111X212111X21
X221111222111X21
22X1111X111X1X21
122111X1211X1X21
122111121XXX1X21
X2111111212X1X21
1X111112212X1X21
X2X1111X21211221
1XX111121X211221
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1X2111X2111X1221
12X111X1112X1221
