n: 40 m: 407 packed: 13 density: 0 nodes: 0 solveTime: 25680 buildTime: 100 solved: true
{0,17,30}
{1,14,15}
{2,13,32}
{3,4,12}
{5,16,36}
{6,31,33}
{7,19,27}
{8,28,29}
{9,37,39}
{10,11,20}
{18,24,25}
{21,26,38}
{22,23,34}