n: 40 m: 121 packed: 13 density: 0 nodes: 0 solveTime: 170 buildTime: 10 solved: true
{0,14,31}
{1,13,24}
{2,15,20}
{3,22,33}
{4,5,25}
{6,21,36}
{7,11,17}
{8,26,34}
{9,16,29}
{10,19,38}
{12,27,32}
{18,28,30}
{23,35,39}