n: 30 m: 468 packed: 10 density: 0 nodes: 0 solveTime: 7790 buildTime: 130 solved: true
{0,1,10}
{2,6,11}
{3,20,24}
{4,5,9}
{7,17,21}
{8,15,25}
{12,14,16}
{13,19,26}
{18,28,29}
{22,23,27}