n: 40 m: 197 packed: 13 density: 0 nodes: 0 solveTime: 450 buildTime: 30 solved: true
{0,19,37}
{1,11,16}
{2,14,34}
{3,28,32}
{4,20,29}
{5,21,25}
{6,15,27}
{7,10,26}
{8,24,39}
{9,12,35}
{13,18,31}
{17,23,30}
{22,33,38}