11221111221XX220
12121112XX1X1X20
1X2211X21X112121
21X2111XX211X221
1X1X112X1X22XX21
X1X21111X1212221
12221112X2111X21
11X2111X21121121
X1X211XX11X2X121
1X2211X21X1X2X21
121211211X2XX221
11121122X111X121
1X2X112211XX2120
111211XX12XX1220
122X1121XX121120
2XX2112121221120
211X111121XX2220
1XX2111XX2111X20
