n: 40 m: 264 packed: 13 density: 0 nodes: 0 solveTime: 2480 buildTime: 40 solved: true {0,26,37} {1,32,34} {2,19,31} {3,29,33} {4,7,23} {5,6,24} {8,18,21} {9,25,38} {10,15,28} {11,22,35} {12,17,20} {13,14,30} {16,27,36}