n: 40 m: 535 packed: 13 density: 0 nodes: 0 solveTime: 37650 buildTime: 170 solved: true
{0,6,14}
{1,23,36}
{2,26,34}
{3,13,19}
{4,11,30}
{5,25,39}
{7,8,17}
{9,37,38}
{10,20,31}
{12,22,35}
{16,29,32}
{18,21,33}
{24,27,28}