n: 30 m: 285 packed: 10 density: 0 nodes: 0 solveTime: 2220 buildTime: 50 solved: true {0,1,13} {2,17,20} {3,10,21} {4,9,19} {5,22,28} {6,14,25} {7,11,26} {8,16,18} {12,15,23} {24,27,29}