n: 30 m: 239 packed: 10 density: 0 nodes: 0 solveTime: 1230 buildTime: 30 solved: true
{0,17,26}
{1,5,10}
{2,8,18}
{3,20,24}
{4,9,25}
{6,14,27}
{7,13,29}
{11,23,28}
{12,21,22}
{15,16,19}