n: 30 m: 294 packed: 10 density: 0 nodes: 0 solveTime: 1690 buildTime: 50 solved: true {0,17,18} {1,4,11} {2,27,29} {3,7,20} {5,16,28} {6,15,24} {8,13,23} {9,12,26} {10,14,22} {19,21,25}