n: 40 m: 658 packed: 13 density: 0 nodes: 0 solveTime: 97200 buildTime: 250 solved: true
{0,3,22}
{1,7,9}
{2,6,29}
{4,11,20}
{5,25,28}
{8,15,38}
{10,23,39}
{12,21,34}
{13,16,37}
{14,17,35}
{18,24,30}
{26,27,31}
{32,33,36}