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211X1211211X1112
X11XX21222111112
2111X212X21X1112
X111221X221X1112
211X221XX2111112
X11X2212XX1X1112
211122122X111112
X1XX1211X21X1112
21X1121122111112
X1X11212211X1112
21XX1212X1111112
X1X1X21XXX111112
21XXX21X2X1X1112
X1XX221121111112
21X12211X11X1112
X12X121X2X111112
2121121XXX1X1112
X121X2112X1X1112
212XX211XX111112
X12XX21XX11X1112
2121X21X21111112
X1212212X2111112
212X2212221X1112
