n: 30 m: 292 packed: 10 density: 0 nodes: 0 solveTime: 2870 buildTime: 50 solved: true
{0,18,22}
{1,10,26}
{2,4,9}
{3,28,29}
{5,16,21}
{6,15,25}
{7,11,27}
{8,14,24}
{12,17,19}
{13,20,23}