n: 30 m: 283 packed: 10 density: 0 nodes: 0 solveTime: 3620 buildTime: 40 solved: true
{0,5,19}
{1,2,13}
{3,15,25}
{4,11,21}
{6,23,24}
{7,14,17}
{8,20,26}
{9,10,22}
{12,16,28}
{18,27,29}