n: 30 m: 205 packed: 10 density: 0 nodes: 0 solveTime: 2020 buildTime: 30 solved: true {0,10,23} {1,15,19} {2,3,25} {4,12,29} {5,14,28} {6,9,22} {7,8,27} {11,16,24} {13,21,26} {17,18,20}