n: 30 m: 290 packed: 10 density: 0 nodes: 0 solveTime: 2020 buildTime: 50 solved: true
{0,13,26}
{1,16,17}
{2,19,23}
{3,6,20}
{4,5,7}
{8,14,22}
{9,25,29}
{10,18,27}
{11,12,24}
{15,21,28}