XX111XX212111221
XX12122X12111221
X1XX122X12111221
X1X11X1X12111221
X1X2122X12111X21
X211XX1X12111221
X211X22X12111221
X2111XX212111221
X2111X1X12111X21
X2111X2X12111X21
X2111X2212111X21
X211111X12111221
X211112X12111221
X212122X12111121
X212122X12111221
1X111XX212111221
1X12111X12111221
1X12122X12111121
11X1X22X12111221
11X11X2X12111X21
11X2XX1X12111221
11X2112X12111221
121X122X12111X21
1211XX1X12111X21
1211X22X12111X21
12111X2X12111221
1211112X12111X21
2X11XX1X12111221
2X111XX212111X21
2X12111X12111X21
21XX122X12111221
21X1X22X12111121
21X11X1X12111X21
21X1112X12111221
21X2111X12111221
21X212XX12111121
21X212XX12111221
21X2122X12111121
21X2122X12111221
221X122X12111X21
2211X11X12111X21
2211X2XX12111121
2211X22X12111X21
2212111X12111X21
221212XX12111X21
221212XX12111221
