n: 30 m: 468 packed: 10 density: 0 nodes: 0 solveTime: 17350 buildTime: 130 solved: true
{0,5,6}
{1,4,29}
{2,3,14}
{7,21,24}
{8,12,26}
{9,13,16}
{10,18,23}
{11,22,25}
{15,19,20}
{17,27,28}