n: 40 m: 131 packed: 13 density: 0 nodes: 0 solveTime: 120 buildTime: 10 solved: true
{0,21,26}
{1,2,6}
{3,30,36}
{4,23,39}
{5,24,35}
{7,17,29}
{8,18,27}
{9,28,38}
{10,19,33}
{11,13,16}
{12,22,37}
{14,15,25}
{20,31,32}