n: 40 m: 163 packed: 13 density: 0 nodes: 0 solveTime: 2170 buildTime: 10 solved: true {0,3,8} {1,14,37} {2,23,33} {4,9,35} {5,17,25} {6,11,26} {7,10,34} {12,24,32} {13,20,28} {15,22,31} {16,18,29} {19,21,38} {30,36,39}