n: 30 m: 283 packed: 10 density: 0 nodes: 0 solveTime: 3780 buildTime: 50 solved: true
{0,5,16}
{1,6,21}
{2,26,27}
{3,9,22}
{4,23,25}
{7,10,15}
{8,11,29}
{12,13,17}
{14,19,20}
{18,24,28}