n: 40 m: 322 packed: 13 density: 0 nodes: 0 solveTime: 3410 buildTime: 60 solved: true
{0,34,36}
{1,22,37}
{2,8,31}
{3,11,14}
{4,23,24}
{5,15,19}
{7,20,33}
{9,21,25}
{10,27,32}
{12,28,39}
{13,26,38}
{16,17,35}
{18,29,30}