n: 40 m: 388 packed: 13 density: 0 nodes: 0 solveTime: 7070 buildTime: 90 solved: true
{0,3,19}
{1,4,36}
{2,15,35}
{5,10,29}
{6,7,23}
{8,27,30}
{9,33,39}
{11,14,17}
{12,20,24}
{13,31,32}
{16,18,25}
{21,22,37}
{26,28,34}