n: 30 m: 430 packed: 10 density: 0 nodes: 0 solveTime: 15560 buildTime: 110 solved: true {0,8,13} {1,18,21} {2,4,16} {3,23,24} {5,9,10} {6,14,19} {7,15,20} {11,17,28} {12,22,29} {25,26,27}