n: 40 m: 502 packed: 13 density: 0 nodes: 0 solveTime: 14860 buildTime: 140 solved: true
{0,8,26}
{1,12,17}
{2,4,5}
{3,10,16}
{6,13,21}
{7,9,22}
{14,32,35}
{15,18,38}
{19,20,28}
{23,31,34}
{24,30,36}
{25,27,39}
{29,33,37}