111XX1X111211122
111XX12111X11122
11XXX12111221122
112XX1X111XX1122
X11XX1X111X11122
X11XX12111211122
X1XXX1X1112X1122
X1XXX12111XX1122
X12XX1X111221122
X12XX12111X21122
211XX121112X1122
211XX1X111X21122
21XXX1X111X11122
21XXX1X111X21122
212XX12111211122
212XX121112X1122
