n: 40 m: 576 packed: 13 density: 0 nodes: 0 solveTime: 63260 buildTime: 190 solved: true
{0,4,5}
{1,2,21}
{6,8,33}
{7,15,25}
{9,11,34}
{10,19,37}
{12,18,39}
{13,23,38}
{14,30,31}
{16,22,36}
{17,20,35}
{24,27,32}
{26,28,29}