n: 30 m: 422 packed: 10 density: 0 nodes: 0 solveTime: 11540 buildTime: 120 solved: true
{0,4,20}
{1,2,3}
{5,6,25}
{7,18,22}
{8,15,17}
{9,26,28}
{10,21,23}
{11,14,24}
{12,19,27}
{13,16,29}