n: 30 m: 251 packed: 10 density: 0 nodes: 0 solveTime: 3450 buildTime: 30 solved: true
{0,9,25}
{1,19,24}
{2,3,18}
{4,13,16}
{5,17,27}
{6,22,28}
{7,10,23}
{8,15,26}
{11,14,21}
{12,20,29}