n: 40 m: 130 packed: 13 density: 0 nodes: 0 solveTime: 200 buildTime: 10 solved: true
{0,15,19}
{1,17,20}
{2,24,26}
{3,11,36}
{4,10,28}
{5,13,27}
{6,31,34}
{7,8,16}
{9,30,35}
{12,23,29}
{14,25,32}
{18,37,38}
{22,33,39}