n: 30 m: 511 packed: 10 density: 0 nodes: 0 solveTime: 18480 buildTime: 150 solved: true {0,1,9} {2,24,26} {3,4,14} {5,21,27} {6,28,29} {7,19,20} {8,10,15} {11,13,17} {12,16,25} {18,22,23}