n: 30 m: 177 packed: 10 density: 0 nodes: 0 solveTime: 610 buildTime: 20 solved: true
{0,1,21}
{2,8,9}
{3,12,26}
{4,10,16}
{5,13,23}
{6,17,18}
{7,19,29}
{11,25,27}
{14,20,24}
{15,22,28}