n: 40 m: 441 packed: 13 density: 0 nodes: 0 solveTime: 17750 buildTime: 110 solved: true
{0,3,23}
{1,5,10}
{2,6,20}
{4,13,26}
{7,12,17}
{8,18,32}
{11,31,33}
{14,24,39}
{15,19,21}
{16,35,37}
{22,30,34}
{25,28,36}
{27,29,38}