n: 40 m: 437 packed: 13 density: 0 nodes: 0 solveTime: 12840 buildTime: 120 solved: true
{0,29,34}
{1,11,20}
{2,22,37}
{3,8,19}
{4,16,38}
{5,21,30}
{6,14,36}
{7,23,27}
{9,13,35}
{10,12,18}
{15,17,26}
{24,25,28}
{32,33,39}