XX1121X221122121
2XX121X221122121
2X1121X21X122121
XXX121X21X122121
XX1121222X122121
2XX121222X122121
211121X22X122121
X1X121X22X122121
XX1121X2111X2121
2XX121X2111X2121
2X112122211X2121
XXX12122211X2121
211121X2211X2121
X1X121X2211X2121
2X1121221X1X2121
XXX121221X1X2121
X11121X21X1X2121
21X121X21X1X2121
X11121222X1X2121
21X121222X1X2121
1X2121X22X1X2121
XX2121X22X1X2121
2X2121X22X1X2121
1X1121X22X1X2121
1XX121X22X1X2121
