n: 30 m: 270 packed: 10 density: 0 nodes: 0 solveTime: 2400 buildTime: 50 solved: true
{0,15,19}
{1,17,18}
{2,3,8}
{4,13,25}
{5,16,29}
{6,21,28}
{7,23,27}
{9,22,26}
{10,11,24}
{12,14,20}