11111111111XX10M
1X111112112XX20M
11122121111XX20M
1X1X1112X11XX20M
1111X1XX211XX20M
X11221112X2XX20M
111X211122XXX20M
111121X2XX1XX20M
X11X1112XX1XX10M
111111XX12XXX20M
X112X1221XXXX20M
1X1X2112X22XX20M
XX1XX11XX1XXX10M
XX11X112XX2XX20M
XX111112X11XX10M
111X212X122XX10M
