n: 40 m: 373 packed: 13 density: 0 nodes: 0 solveTime: 5440 buildTime: 80 solved: true
{0,9,26}
{1,2,5}
{3,10,33}
{4,19,34}
{6,7,37}
{8,11,24}
{12,30,39}
{13,23,27}
{14,31,32}
{15,25,38}
{16,20,21}
{17,29,35}
{18,22,36}