n: 40 m: 486 packed: 13 density: 0 nodes: 0 solveTime: 13440 buildTime: 130 solved: true
{0,7,35}
{1,24,27}
{2,16,25}
{3,31,32}
{4,19,39}
{6,13,15}
{8,36,38}
{9,23,34}
{10,18,20}
{11,22,29}
{12,17,26}
{14,28,33}
{21,30,37}