X12111X121211112
212111212121X112
2221X12121211112
X121X12X21211112
2121X1X1212X1112
X121X121212XX112
X221X1X12121X112
2121X1XX2121X112
X2211121212X1112
2121112X212X1112
222111XX21211112
X221112X2121X112
222111X1212XX112
X12111XX212XX112
X221X1XX212X1112
2221X12X212XX112
