n: 30 m: 269 packed: 10 density: 0 nodes: 0 solveTime: 1800 buildTime: 40 solved: true {0,8,13} {1,9,15} {2,22,25} {3,12,29} {4,18,23} {5,24,28} {6,16,17} {7,21,27} {10,19,20} {11,14,26}