n: 30 m: 353 packed: 10 density: 0 nodes: 0 solveTime: 4770 buildTime: 90 solved: true
{0,9,28}
{1,4,14}
{2,7,11}
{3,12,16}
{5,20,22}
{6,8,19}
{10,18,27}
{13,21,26}
{15,17,23}
{24,25,29}