n: 30 m: 455 packed: 10 density: 0 nodes: 0 solveTime: 14250 buildTime: 120 solved: true
{0,7,27}
{1,5,15}
{2,10,17}
{3,6,12}
{4,23,26}
{8,9,18}
{11,19,24}
{13,22,28}
{14,16,25}
{20,21,29}