n: 40 m: 310 packed: 13 density: 0 nodes: 0 solveTime: 5080 buildTime: 60 solved: true
{0,1,8}
{2,9,14}
{3,12,25}
{4,10,24}
{5,19,37}
{6,16,18}
{7,21,30}
{11,32,38}
{15,31,39}
{17,26,34}
{20,33,35}
{22,29,36}
{23,27,28}