n: 30 m: 267 packed: 10 density: 0 nodes: 0 solveTime: 1710 buildTime: 40 solved: true {0,17,22} {1,11,20} {2,12,28} {3,15,18} {4,21,25} {5,9,19} {6,10,13} {7,8,16} {14,23,24} {26,27,29}