n: 40 m: 333 packed: 13 density: 0 nodes: 0 solveTime: 3530 buildTime: 60 solved: true
{0,8,38}
{1,2,23}
{4,20,33}
{5,10,29}
{6,17,31}
{7,9,11}
{12,26,27}
{13,34,35}
{14,19,28}
{15,18,39}
{16,21,22}
{24,25,32}
{30,36,37}