n: 30 m: 374 packed: 10 density: 0 nodes: 0 solveTime: 8350 buildTime: 90 solved: true
{0,2,16}
{1,17,18}
{3,7,8}
{4,9,10}
{5,6,21}
{11,20,23}
{12,13,19}
{14,15,22}
{24,26,28}
{25,27,29}