n: 30 m: 512 packed: 10 density: 0 nodes: 0 solveTime: 51020 buildTime: 160 solved: true {0,23,28} {1,9,29} {2,10,24} {3,7,18} {4,21,26} {5,6,16} {8,14,22} {11,13,27} {12,17,25} {15,19,20}