n: 40 m: 162 packed: 13 density: 0 nodes: 0 solveTime: 2210 buildTime: 10 solved: true
{0,10,15}
{1,5,9}
{2,24,29}
{3,22,26}
{4,16,18}
{6,11,31}
{7,8,28}
{12,36,39}
{13,17,20}
{14,21,35}
{19,25,33}
{27,30,34}
{32,37,38}