n: 40 m: 607 packed: 13 density: 0 nodes: 0 solveTime: 49330 buildTime: 220 solved: true
{0,29,33}
{1,3,34}
{2,4,37}
{5,21,22}
{6,7,15}
{8,26,28}
{9,13,16}
{10,18,27}
{11,31,39}
{12,14,30}
{17,20,35}
{19,24,32}
{23,25,36}