n: 30 m: 158 packed: 10 density: 0 nodes: 0 solveTime: 380 buildTime: 20 solved: true {0,22,24} {1,8,19} {2,11,14} {3,6,29} {4,18,28} {5,7,10} {9,12,16} {13,21,26} {15,20,27} {17,23,25}