n: 40 m: 471 packed: 13 density: 0 nodes: 0 solveTime: 14470 buildTime: 130 solved: true
{0,34,37}
{1,2,12}
{3,6,30}
{4,17,36}
{5,31,38}
{7,21,35}
{8,22,28}
{9,14,19}
{10,18,25}
{11,23,27}
{13,26,32}
{15,33,39}
{20,24,29}