n: 40 m: 275 packed: 13 density: 0 nodes: 0 solveTime: 5660 buildTime: 40 solved: true
{0,16,37}
{1,2,4}
{5,11,15}
{6,7,25}
{8,17,20}
{9,26,34}
{10,28,30}
{12,23,27}
{13,33,35}
{14,38,39}
{18,21,24}
{19,22,29}
{31,32,36}