n: 30 m: 330 packed: 10 density: 0 nodes: 0 solveTime: 2890 buildTime: 70 solved: true {0,13,17} {1,4,22} {2,6,7} {3,25,28} {5,11,27} {8,14,23} {9,16,21} {10,12,18} {15,19,24} {20,26,29}