1111X112X1X1X222
111X1X1211212222
1111XX221121X120
111X1122X1X121M2
11X1XXX211X122M2
11XX11X2X121X222
11X1112211212X20
11XXXX22X1X1XX2M
1121XX12X1212X22
112X111211X1XX22
11211XX2X1X1X121
112XX1X211212122
