n: 40 m: 225 packed: 13 density: 0 nodes: 0 solveTime: 1090 buildTime: 30 solved: true
{0,6,35}
{1,24,38}
{2,37,39}
{3,7,19}
{4,9,29}
{5,25,36}
{8,12,17}
{10,26,30}
{11,23,33}
{13,14,34}
{15,18,31}
{16,27,28}
{21,22,32}