n: 30 m: 328 packed: 10 density: 0 nodes: 0 solveTime: 2570 buildTime: 60 solved: true
{0,2,12}
{1,5,6}
{3,11,25}
{4,27,29}
{7,15,21}
{8,19,22}
{9,18,24}
{10,16,20}
{13,17,23}
{14,26,28}