n: 30 m: 344 packed: 10 density: 0 nodes: 0 solveTime: 3510 buildTime: 70 solved: true {0,11,16} {1,5,14} {2,3,10} {4,26,27} {6,18,24} {7,20,25} {8,9,19} {12,15,17} {13,21,29} {22,23,28}