n: 40 m: 189 packed: 13 density: 0 nodes: 0 solveTime: 970 buildTime: 20 solved: true
{0,7,24}
{1,31,38}
{2,23,36}
{3,9,16}
{4,22,32}
{5,10,33}
{6,21,27}
{8,29,39}
{11,19,34}
{12,28,35}
{13,30,37}
{14,17,25}
{15,18,20}