X121121XX2221211
212121X2X22X1121
1111X2X21XXXX100
X11X11121211X121
12211XX212111101
X1111211X21XX110
2121X21X2X1X1211
11111X2211X2X211
X1211X2XX21X1121
2X21X212X2121211
1X21X2X2111X1210
211111X2X2X21X21
11X11212122X2100
11XX1X12211X1221
