n: 40 m: 350 packed: 13 density: 0 nodes: 0 solveTime: 4680 buildTime: 70 solved: true
{0,10,21}
{1,23,39}
{2,13,30}
{3,5,18}
{6,31,36}
{7,14,38}
{8,29,35}
{9,16,19}
{11,22,24}
{12,17,28}
{15,20,27}
{25,34,37}
{26,32,33}