n: 40 m: 295 packed: 13 density: 0 nodes: 0 solveTime: 1990 buildTime: 60 solved: true {0,10,16} {1,5,31} {2,29,36} {3,6,14} {4,11,35} {7,30,39} {8,26,27} {9,15,20} {12,21,24} {13,22,25} {17,18,33} {19,23,37} {28,32,34}