n: 40 m: 141 packed: 13 density: 0 nodes: 0 solveTime: 250 buildTime: 10 solved: true
{0,12,29}
{1,19,36}
{2,18,27}
{3,17,35}
{4,8,16}
{5,7,23}
{6,10,37}
{9,13,38}
{11,21,33}
{14,20,22}
{15,26,31}
{24,28,32}
{25,34,39}