X1X11112221X1X21
X1X11112221X1221
X1X1211222XXXX21
X1X11XX2221XXX21
X1X11X1222X21X21
X1X121X222121X21
X1X1211222XXX221
X1X11XX2221XX221
X1X11X1222X21221
X1X121X222121221
X1X111X222X2XX21
X1X12X122212XX21
X1X12XX222XX1X21
X1X111X222X2X221
X1X12X122212X221
X1X12XX222XX1221
X12111122212XX21
X12111X222XX1X21
X1212X12221X1X21
X12111122212X221
X12111X222XX1221
X1212X12221X1221
X1211X1222XXXX21
X12121X2221XXX21
X121211222X21X21
X1211XX222121X21
X1211X1222XXX221
X12121X2221XX221
X121211222X21221
X1211XX222121221
X1212XX222X2XX21
X1212XX222X2X221
111121X2221X1221
111X11X2X2XX1221
11X121X2X2XX1221
11XX11X2221X1221
X11111X222XX1221
X11121X2X2XX1221
X11X11X2221X1221
X11X21X2X21X1221
X1X111X2X21X1221
X1X121X2221X1221
X1XX11X2X2XX1221
X1XX21X222XX1221
211111X2X21X1221
211X21X222XX1221
21X111X222XX1221
21XX21X2X21X1221
