2122121211XX2111
X12112121X212211
X121121211X12111
21211112112XX111
X1211212112X2111
21211212112X2211
X1221112122X2211
211111121XXX2111
21111212X2XX2111
2122112211X12211
X12X121212X12211
X1221212X12XX111
