n: 30 m: 117 packed: 10 density: 0 nodes: 0 solveTime: 310 buildTime: 10 solved: true
{0,6,20}
{1,25,27}
{2,22,28}
{3,7,17}
{4,10,29}
{5,14,18}
{8,9,16}
{11,23,24}
{12,21,26}
{13,15,19}