n: 30 m: 313 packed: 10 density: 0 nodes: 0 solveTime: 5920 buildTime: 60 solved: true {0,11,12} {1,8,16} {2,6,19} {3,14,20} {4,9,17} {5,15,26} {7,13,27} {10,23,24} {18,21,25} {22,28,29}