n: 40 m: 132 packed: 13 density: 0 nodes: 0 solveTime: 2370 buildTime: 10 solved: true
{0,17,20}
{1,4,33}
{2,11,18}
{3,21,35}
{5,9,26}
{6,8,31}
{7,27,28}
{10,25,32}
{12,14,36}
{13,15,19}
{22,23,37}
{24,30,38}
{29,34,39}