n: 40 m: 298 packed: 13 density: 0 nodes: 0 solveTime: 6980 buildTime: 50 solved: true
{0,16,27}
{1,5,25}
{2,29,36}
{3,10,32}
{4,9,17}
{6,7,21}
{8,15,19}
{11,28,34}
{12,20,30}
{13,31,38}
{14,35,37}
{18,22,39}
{23,26,33}