n: 30 m: 230 packed: 10 density: 0 nodes: 0 solveTime: 790 buildTime: 30 solved: true
{0,9,25}
{1,8,29}
{2,6,16}
{3,5,11}
{4,7,19}
{10,14,23}
{12,21,26}
{13,17,22}
{15,20,28}
{18,24,27}