n: 40 m: 475 packed: 13 density: 0 nodes: 0 solveTime: 12460 buildTime: 130 solved: true
{0,3,10}
{2,17,38}
{4,9,21}
{5,11,18}
{6,8,34}
{7,22,37}
{12,15,36}
{13,30,32}
{14,23,28}
{16,31,33}
{19,25,39}
{20,24,26}
{27,29,35}