2221X22121122111
2221X2XX21122111
2211X22X21122111
22X1X21221122111
X2X1X2X121122111
X211X21121122111
X211X2X221122111
2111X2X121122212
221122X121122212
211122X121122112
22X1XXX121122112
2211XX1121122112
2211XXX221122112
X211XXX121122112
2211X2X12X122221
2111X2X12X122121
221122X12X122121
2211X2X121112221
2111X2X121112121
221122X121112121
2211X2X12X112121
2111X2X121122X22
221122X121122X22
2211X2X12X122X22
2211X2X121112X22
