n: 30 m: 124 packed: 10 density: 0 nodes: 0 solveTime: 1510 buildTime: 10 solved: true {0,1,10} {2,9,19} {3,22,28} {4,15,16} {5,20,24} {6,18,27} {7,25,29} {8,12,23} {11,21,26} {13,14,17}