n: 40 m: 150 packed: 13 density: 0 nodes: 0 solveTime: 750 buildTime: 10 solved: true
{0,12,30}
{1,14,17}
{2,5,7}
{3,32,37}
{4,9,18}
{6,10,20}
{8,34,35}
{11,22,29}
{13,26,36}
{15,19,27}
{21,33,38}
{23,24,31}
{25,28,39}