n: 40 m: 412 packed: 13 density: 0 nodes: 0 solveTime: 10570 buildTime: 100 solved: true
{0,6,10}
{1,37,38}
{2,5,28}
{3,4,22}
{7,20,31}
{8,18,27}
{9,17,24}
{11,15,25}
{12,21,29}
{13,14,19}
{23,32,34}
{26,33,35}
{30,36,39}