n: 30 m: 254 packed: 10 density: 0 nodes: 0 solveTime: 1500 buildTime: 40 solved: true {0,1,2} {3,14,27} {4,22,23} {5,12,17} {6,13,18} {7,9,29} {8,11,15} {10,16,20} {19,24,25} {21,26,28}