111X11X11X1X1220
X11222211X1X1220
X11211XXX21X1220
111X222XX21X1220
X11X21XX1X221220
1112122X1X221220
111221X1X2221220
X11X1221X2221220
111X12X1XX2X1220
X1122121XX2X1220
X11212XX122X1220
111X212X122X1220
X11X22XXXX121220
1112112XXX121220
111222X112121220
X11X112112121220
111221XX1X1X1220
X11X112X1X1X1220
X11212X1XX1X1220
X11X21X1121X1220
