1XX1111X1X1X1X20
1X211X12111X1X20
1X21X11X111X1220
12X11X121X111X20
12X1XX1X11111220
1221X1121X111220
1XX1X11211X11X20
1XX1XX121XXX1220
1X211X1X1XX11220
12X1111211XX1220
1221111X11X11X20
1221XX1X1XXX1X20
1XX1111211211220
1XX11X1X112X1X20
1X2111121X2X1X20
1X21XX1X1X211X20
12X1X11X1X211220
12X1X112112X1X20
12211X1X1X2X1220
1221XX1211211220
