n: 40 m: 232 packed: 13 density: 0 nodes: 0 solveTime: 1750 buildTime: 30 solved: true
{0,14,38}
{1,13,30}
{2,21,28}
{3,16,34}
{4,15,25}
{5,17,33}
{6,23,31}
{7,8,9}
{10,27,36}
{11,22,32}
{12,18,20}
{19,26,35}
{29,37,39}