n: 30 m: 444 packed: 10 density: 0 nodes: 0 solveTime: 7730 buildTime: 120 solved: true
{0,25,28}
{1,6,18}
{2,3,9}
{4,11,12}
{5,8,24}
{7,17,29}
{10,20,21}
{13,16,19}
{14,23,27}
{15,22,26}