n: 30 m: 116 packed: 10 density: 0 nodes: 0 solveTime: 300 buildTime: 10 solved: true {0,3,24} {1,8,15} {2,9,29} {4,6,27} {5,19,20} {7,11,21} {10,14,25} {12,16,23} {13,26,28} {17,18,22}