212112111111X222
212112112X11X122
212X12121X111122
21211X1X11111122
212X1X111111X222
2121121XX1111122
21211X1221112122
21221112XX111222
212212112111XX22
212X111XX2112122
X12211122211XX22
X122121XXX112122
X12XX21221111X22
212XXX1222111122
212XX21111112122
2122121XXX11XX22
X122XX1122112222
2122XX1XX2111122
212XX211XX111222
X122X11X22112X22
