12X111X211112111
12X111X2XX122111
12221X2211112111
12221X22XX122111
122211X2X1112112
122211X21X122112
12X11X22X1112112
12X11X221X122112
12211XX21X112121
12211XX2X1122121
12X211221X112121
12X21122X1122121
1221112211122122
12211122XX112122
12X21XX211122122
12X21XX2XX112122
