11X211XXX112XX11
11X21XXX21X2XX11
1122111X2112XX11
11221X1XX1X2XX11
12X2111XX1XXXX11
12X21X1X211XXX11
122211XX21XXXX11
12221XXXX11XXX11
X1X21X1XX1122X11
X12211XXX1X22X11
X2X211XX211X2X11
X2221X1X21XX2X11
2XX2111X21X11X11
2XX21XXXX1X11X11
2X22111XX1111X11
2X221XXX21111X11
