n: 40 m: 216 packed: 13 density: 0 nodes: 0 solveTime: 1290 buildTime: 30 solved: true
{0,7,20}
{1,19,35}
{2,3,34}
{4,21,36}
{5,28,38}
{6,25,39}
{9,22,37}
{10,13,29}
{11,16,24}
{12,27,30}
{14,17,33}
{15,18,23}
{26,31,32}