n: 30 m: 157 packed: 10 density: 0 nodes: 0 solveTime: 430 buildTime: 20 solved: true
{0,15,20}
{1,12,17}
{2,13,27}
{3,5,24}
{4,14,19}
{6,11,22}
{7,9,18}
{8,10,29}
{16,21,23}
{25,26,28}