n: 30 m: 141 packed: 10 density: 0 nodes: 0 solveTime: 510 buildTime: 20 solved: true
{0,16,26}
{1,8,12}
{2,10,18}
{3,9,23}
{4,5,19}
{6,21,25}
{7,22,29}
{11,24,28}
{13,20,27}
{14,15,17}