n: 40 m: 369 packed: 13 density: 0 nodes: 0 solveTime: 4440 buildTime: 80 solved: true
{0,28,35}
{1,4,21}
{2,3,19}
{5,7,12}
{6,15,20}
{8,22,26}
{9,31,32}
{10,25,33}
{11,29,38}
{13,17,36}
{14,16,24}
{18,30,34}
{23,27,37}