n: 40 m: 294 packed: 13 density: 0 nodes: 0 solveTime: 1310 buildTime: 60 solved: true
{0,1,28}
{2,12,36}
{3,18,25}
{4,9,35}
{5,26,39}
{6,17,34}
{7,27,38}
{8,20,24}
{10,14,37}
{11,19,33}
{13,31,32}
{15,16,30}
{21,23,29}