n: 30 m: 317 packed: 10 density: 0 nodes: 0 solveTime: 15060 buildTime: 60 solved: true
{0,16,23}
{1,9,14}
{2,4,7}
{3,8,25}
{5,10,26}
{6,19,22}
{11,21,28}
{12,17,29}
{13,18,27}
{15,20,24}