n: 30 m: 477 packed: 10 density: 0 nodes: 0 solveTime: 39760 buildTime: 140 solved: true
{0,7,16}
{1,9,29}
{2,26,28}
{3,6,12}
{4,8,13}
{5,11,24}
{10,18,23}
{14,21,22}
{15,17,27}
{19,20,25}