n: 30 m: 323 packed: 10 density: 0 nodes: 0 solveTime: 3620 buildTime: 70 solved: true
{0,15,28}
{1,19,23}
{2,3,6}
{4,13,27}
{5,18,24}
{7,26,29}
{8,16,20}
{9,12,14}
{10,17,21}
{11,22,25}