n: 30 m: 167 packed: 10 density: 0 nodes: 0 solveTime: 400 buildTime: 20 solved: true {0,12,24} {1,11,16} {2,15,27} {3,19,21} {4,18,25} {5,20,29} {6,9,13} {7,14,28} {8,10,23} {17,22,26}