n: 40 m: 128 packed: 13 density: 0 nodes: 0 solveTime: 1300 buildTime: 10 solved: true
{0,2,12}
{1,19,21}
{3,22,35}
{5,37,39}
{6,14,18}
{7,15,17}
{8,16,25}
{9,24,33}
{10,20,23}
{11,13,29}
{26,31,32}
{27,28,34}
{30,36,38}