n: 40 m: 461 packed: 13 density: 0 nodes: 0 solveTime: 13620 buildTime: 120 solved: true
{0,15,37}
{1,25,39}
{2,4,21}
{3,12,17}
{5,6,13}
{7,26,36}
{8,35,38}
{9,11,30}
{14,29,32}
{16,22,28}
{18,31,34}
{19,20,33}
{23,24,27}