n: 40 m: 590 packed: 13 density: 0 nodes: 0 solveTime: 27910 buildTime: 200 solved: true
{0,27,31}
{1,8,22}
{2,33,38}
{3,4,5}
{6,14,25}
{9,12,34}
{10,21,37}
{11,24,28}
{13,17,39}
{15,20,36}
{16,18,30}
{19,23,35}
{26,29,32}