n: 30 m: 435 packed: 10 density: 0 nodes: 0 solveTime: 6210 buildTime: 120 solved: true {0,17,27} {1,2,5} {3,13,28} {4,12,25} {6,16,21} {7,20,23} {8,14,29} {9,15,24} {10,19,26} {11,18,22}