n: 30 m: 299 packed: 10 density: 0 nodes: 0 solveTime: 2770 buildTime: 60 solved: true {0,16,25} {1,7,26} {2,5,20} {3,15,21} {4,6,12} {8,24,27} {9,13,14} {10,18,23} {11,22,29} {17,19,28}