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X12X121X21111XM1
21221212X111X2M1
122X11111111X1M1
XXX211122111XXM1
11XX1X1X1211XXM1
11X11111X1111XM1
XX121X1XX11122M1
2111111X121112M1
22XX1X12211112M1
1X1X1212X11111M1
21X21X11111121M1
X21X12121211X2M1
2X211X1X2111X1M1
X222111X12112XM1
