21X112XX2121X110
21XX12X22X21X100
21XX12XXX1212111
21X1121221212110
212X12X221212112
21X112X2XX212111
21XX121X2X212110
212112XX2X212111
21X112XXX121X110
21XX12XXX121X110
21X1121X2121X111
212112XX2121X100
21X112122121X112
212112XX2X21X112
21X1121XX1212100
212112XXX1212100
21XX1212X1212100
2121121X21212111
212X12XXXX212112
212112122X212112
