1111111111111220
1111111X111XX220
1XX21X1111111220
1XX21X1X111XX220
1XX1111X11111221
1XX11111111XX221
11121X1X11111221
11121X11111XX221
1X121111111X12M0
1X12111X1111X2M0
11X11X11111X12M0
11X11X1X1111X2M0
1X111X111111X2M1
1X111X1X111X12M1
11X211111111X2M1
11X2111X111X12M1
