n: 40 m: 496 packed: 13 density: 0 nodes: 0 solveTime: 12600 buildTime: 140 solved: true
{0,11,33}
{1,26,37}
{2,28,35}
{3,15,39}
{4,5,16}
{6,22,36}
{7,19,32}
{8,17,18}
{9,21,34}
{10,20,29}
{12,23,30}
{13,27,38}
{14,24,25}