n: 30 m: 313 packed: 10 density: 0 nodes: 0 solveTime: 3410 buildTime: 60 solved: true
{0,10,17}
{1,19,21}
{2,4,5}
{3,6,26}
{7,22,24}
{8,20,25}
{9,16,23}
{11,14,18}
{12,13,27}
{15,28,29}