n: 40 m: 408 packed: 13 density: 0 nodes: 0 solveTime: 7560 buildTime: 90 solved: true
{0,4,18}
{1,6,27}
{2,12,13}
{3,15,16}
{5,7,25}
{8,23,29}
{9,31,39}
{10,33,36}
{11,30,32}
{14,21,37}
{17,26,34}
{19,22,35}
{20,24,38}