n: 30 m: 399 packed: 10 density: 0 nodes: 0 solveTime: 16170 buildTime: 90 solved: true
{0,3,20}
{1,2,23}
{4,7,10}
{5,6,24}
{8,12,16}
{9,11,27}
{13,19,21}
{14,18,26}
{15,17,22}
{25,28,29}