1X1111X1X1111XM1
X11X21X1111111M1
X11X21XXX11X11M1
X11X21XX211211M1
X11X21X2X11211M1
X11X21X2211X11M1
2X12211X111111M1
21112121121112M0
211X212X121X12M0
21122122121212M0
2X11212X121212M0
2X1X2122121112M0
2X122121121X12M0
22112122121X12M0
221X2121121212M0
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211111X212111XM1
2X1X11X2121X1XM1
2X1211X212121XM1
221X11X212121XM1
221211X2121X1XM1
