n: 30 m: 261 packed: 10 density: 0 nodes: 0 solveTime: 1220 buildTime: 40 solved: true
{0,20,26}
{1,3,13}
{2,6,17}
{4,9,27}
{5,10,21}
{7,24,28}
{8,15,23}
{11,16,18}
{12,22,25}
{14,19,29}