21XX1211XX212X22
21111111X2212122
211212X11121X122
212X1X21X2212222
212X12X1X121XX22
21X21221X121212M
212111X11121212M
21221XX11X21X22M
X1X1112X1XX12222
X1111XX1X221XX22
211X111XXX21X122
X1X2122XX121212M
X1121XXX2221XX2M
X12X1X2X1121X12M
211212X122X1222M
2121111121X1XX2M
