n: 30 m: 405 packed: 10 density: 0 nodes: 0 solveTime: 7410 buildTime: 100 solved: true {0,17,21} {1,15,20} {2,6,23} {3,11,27} {4,16,19} {5,14,29} {7,12,25} {8,13,28} {9,22,26} {10,18,24}