n: 30 m: 270 packed: 10 density: 0 nodes: 0 solveTime: 16150 buildTime: 40 solved: true
{0,10,18}
{1,12,16}
{2,5,28}
{3,8,22}
{4,7,17}
{6,9,23}
{11,14,29}
{13,19,20}
{15,21,27}
{24,25,26}