n: 40 m: 151 packed: 13 density: 0 nodes: 0 solveTime: 390 buildTime: 20 solved: true
{0,3,36}
{1,17,28}
{2,21,31}
{4,11,15}
{5,7,24}
{6,8,33}
{9,12,34}
{10,16,22}
{13,23,27}
{14,18,35}
{19,26,37}
{20,25,29}
{32,38,39}