n: 40 m: 410 packed: 13 density: 0 nodes: 0 solveTime: 9060 buildTime: 100 solved: true
{0,5,25}
{1,2,11}
{3,8,18}
{4,32,33}
{6,27,36}
{7,26,31}
{9,22,23}
{10,19,30}
{12,15,20}
{13,16,34}
{14,17,35}
{21,28,39}
{24,37,38}