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X121X22X22111X20
X22111X1X2X21220
1X11X2X21X221120
2X21112XX12X2120
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11X11121X22X1X20
12X122XX221X1120
12X1XX122122X120
2X112X111121XX20
XX11X21221X11220
X2X121221X2X1120
