1X11122111X1111M
1X11X22X12X1111M
X222122111X1111M
X222X22X12X1111M
X211X22111X1111M
X211122X12X1111M
1X22X22111X1111M
1X22122X12X1111M
XX21122X11X1111M
XX21X22112X1111M
1212122X11X1111M
1212X22112X1111M
XX12122112X1111M
XX12X22X11X1111M
1221122112X1111M
1221X22X11X1111M
1222X2211X111111
222212211X121111
