n: 30 m: 607 packed: 10 density: 0 nodes: 0 solveTime: 66790 buildTime: 220 solved: true
{0,19,25}
{1,22,29}
{2,21,27}
{3,6,17}
{4,7,24}
{5,13,14}
{8,10,12}
{9,15,23}
{11,16,26}
{18,20,28}