n: 40 m: 130 packed: 13 density: 0 nodes: 0 solveTime: 410 buildTime: 10 solved: true {0,18,38} {1,10,32} {2,12,27} {3,8,21} {4,20,25} {5,17,19} {6,14,16} {7,24,35} {9,28,34} {11,13,15} {22,30,36} {23,26,33} {29,37,39}