n: 40 m: 472 packed: 13 density: 0 nodes: 0 solveTime: 10000 buildTime: 130 solved: true
{0,1,13}
{2,3,7}
{4,9,21}
{5,11,26}
{6,35,37}
{8,15,18}
{10,17,32}
{12,36,39}
{14,16,33}
{19,28,31}
{20,23,25}
{22,24,30}
{27,29,34}