n: 30 m: 440 packed: 10 density: 0 nodes: 0 solveTime: 12480 buildTime: 120 solved: true
{0,3,7}
{1,2,8}
{4,28,29}
{5,18,27}
{6,13,16}
{9,14,26}
{10,20,24}
{11,19,22}
{12,21,23}
{15,17,25}