n: 40 m: 343 packed: 13 density: 0 nodes: 0 solveTime: 10600 buildTime: 70 solved: true
{0,2,33}
{1,15,16}
{3,5,6}
{7,11,24}
{8,28,32}
{9,17,20}
{10,36,39}
{12,14,27}
{13,19,25}
{18,21,31}
{22,26,35}
{23,29,30}
{34,37,38}