n: 40 m: 528 packed: 13 density: 0 nodes: 0 solveTime: 20040 buildTime: 170 solved: true
{0,8,39}
{1,2,10}
{3,4,6}
{5,9,15}
{7,22,35}
{11,16,33}
{12,17,37}
{13,28,36}
{14,27,38}
{18,19,25}
{21,23,26}
{24,29,30}
{31,32,34}