12111111XX121212
121X1111XXX2X212
12211X11XX12X212
122X1X11XXX21212
X2111X11XXX21212
X21X1X11XX12X212
X2211111XXX2X212
X22X1111XX121212
12111XX1XXX2X212
121X1XX1XX121212
122111X1XXX21212
122X11X1XX12X212
X21111X1XX12X212
X21X11X1XXX21212
X2211XX1XX121212
X22X1XX1XXX2X212
12111X21XXX2X212
121X1X21XX121212
12211121XXX21212
122X1121XX12X212
X2111121XX12X212
X21X1121XXX21212
X2211X21XX121212
X22X1X21XXX2X212
