n: 40 m: 272 packed: 13 density: 0 nodes: 0 solveTime: 1390 buildTime: 40 solved: true
{0,16,30}
{1,33,39}
{2,37,38}
{3,27,28}
{4,7,29}
{5,14,20}
{6,12,25}
{8,10,32}
{9,18,21}
{11,22,31}
{13,19,34}
{15,17,36}
{23,24,35}