n: 30 m: 317 packed: 10 density: 0 nodes: 0 solveTime: 3880 buildTime: 70 solved: true
{0,5,21}
{1,15,18}
{2,23,26}
{3,8,10}
{4,13,22}
{6,19,24}
{7,14,20}
{9,16,29}
{11,12,25}
{17,27,28}