n: 40 m: 206 packed: 13 density: 0 nodes: 0 solveTime: 970 buildTime: 30 solved: true
{0,15,27}
{1,22,33}
{2,23,35}
{3,4,31}
{5,11,34}
{6,24,37}
{7,12,20}
{8,17,30}
{9,13,19}
{14,16,21}
{18,38,39}
{25,26,36}
{28,29,32}