n: 30 m: 450 packed: 10 density: 0 nodes: 0 solveTime: 9630 buildTime: 120 solved: true
{0,15,21}
{1,2,3}
{4,20,22}
{5,18,19}
{6,27,29}
{7,9,10}
{8,14,25}
{11,12,17}
{13,23,28}
{16,24,26}