n: 40 m: 179 packed: 13 density: 0 nodes: 0 solveTime: 400 buildTime: 20 solved: true
{0,4,23}
{1,14,31}
{2,35,36}
{3,13,24}
{5,6,12}
{7,21,29}
{8,16,20}
{9,11,25}
{10,19,34}
{15,28,38}
{17,27,32}
{18,30,37}
{22,26,33}