n: 40 m: 248 packed: 13 density: 0 nodes: 0 solveTime: 1580 buildTime: 30 solved: true
{0,36,38}
{1,11,33}
{2,16,29}
{3,27,37}
{4,13,20}
{5,10,30}
{6,8,14}
{7,26,35}
{9,24,25}
{12,19,23}
{17,18,28}
{21,22,32}
{31,34,39}