n: 30 m: 73 packed: 10 density: 0 nodes: 0 solveTime: 30 buildTime: 10 solved: true
{0,15,27}
{1,12,26}
{2,9,18}
{3,16,22}
{4,7,25}
{5,13,20}
{6,10,19}
{8,11,23}
{14,21,24}
{17,28,29}