n: 40 m: 163 packed: 13 density: 0 nodes: 0 solveTime: 610 buildTime: 20 solved: true
{0,27,28}
{1,23,39}
{2,14,35}
{3,32,34}
{4,17,20}
{5,12,36}
{6,16,38}
{7,22,31}
{8,21,37}
{9,13,30}
{10,11,29}
{15,24,26}
{18,19,25}