n: 30 m: 170 packed: 10 density: 0 nodes: 0 solveTime: 620 buildTime: 30 solved: true
{0,6,13}
{1,2,5}
{3,12,15}
{4,7,16}
{8,21,27}
{9,14,26}
{10,17,20}
{11,18,29}
{19,23,28}
{22,24,25}