n: 40 m: 435 packed: 13 density: 0 nodes: 0 solveTime: 7090 buildTime: 110 solved: true
{0,22,24}
{1,5,36}
{2,3,15}
{4,26,33}
{6,21,37}
{7,18,28}
{8,9,10}
{11,12,17}
{14,19,25}
{16,31,32}
{20,35,39}
{23,27,30}
{29,34,38}