n: 30 m: 494 packed: 10 density: 0 nodes: 0 solveTime: 7870 buildTime: 140 solved: true
{0,19,28}
{1,12,23}
{2,8,18}
{3,4,9}
{5,25,29}
{6,7,20}
{10,11,14}
{13,24,27}
{15,21,26}
{16,17,22}