n: 30 m: 338 packed: 10 density: 0 nodes: 0 solveTime: 1340 buildTime: 70 solved: true {0,1,11} {2,7,19} {3,21,29} {4,23,24} {5,20,25} {6,8,27} {9,12,15} {10,14,18} {13,16,28} {17,22,26}