n: 30 m: 297 packed: 10 density: 0 nodes: 0 solveTime: 3980 buildTime: 60 solved: true
{0,21,23}
{1,7,18}
{2,11,15}
{3,9,19}
{4,27,29}
{5,10,20}
{6,17,25}
{8,13,22}
{12,26,28}
{14,16,24}