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1X2X21X111211211
1X2111X1XXX1X211
1121X2X12X111211
112222X11X21X211
12X12111X2212211
2X11222122112211
212X2XX11XX11211
212112X1X121X211
212221X1X1111211
XX2221X11XX12222
X12X11X12X211222
X12X2XX1X221X222
X1211XX11X11X222
X12222X122X11222
X22111X1X2111222
11X12121221XX222
2XX12X21X22X1222
21X12X1112X1X222
2121X1X112211222
221121211222X222
222X21X1XX212222
