n: 40 m: 175 packed: 13 density: 0 nodes: 0 solveTime: 790 buildTime: 20 solved: true
{0,1,19}
{2,8,32}
{3,37,38}
{4,12,36}
{5,14,20}
{6,15,39}
{7,23,34}
{9,28,29}
{11,16,17}
{13,22,27}
{18,31,33}
{21,25,35}
{24,26,30}