111212121XXX1211
1X121222112X2211
1X1212221X1X1212
121212X2122X2212
X1121222122X221M
XX1212X21XXX121M
X212121211XX1221
X2121212121X2221
211212X2111X1222
211212X2111X2222
2X121212122X222M
221212221XXX122M
111212X12X1XXX21
X2X21222X1X12222
11X222221121XX12
X212122212X11X22
