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1111X1X21X121122
1111X1X21X12X122
1111X12X1112X122
1111X12X1X1XX122
1111X122111XX122
1111X1221X121122
X1X1X1XXX1121122
X1X1X122XX12X122
X1X1X1X2211XX122
X1X1X12X2X1X1122
X121X1XXXX1XX122
X121X122X11X1122
X121X1X22X121122
X121X12X2112X122
21X1X1X2XX1X1122
21X1X12XX11XX122
21X1X1XX2X12X122
21X1X12221121122
2121X1X2X112X122
2121X12XXX121122
2121X1XX211X1122
2121X1222X1XX122
X1X21122X1X1X121
