n: 30 m: 213 packed: 10 density: 0 nodes: 0 solveTime: 1150 buildTime: 30 solved: true
{0,8,18}
{1,17,23}
{2,6,7}
{3,4,9}
{5,22,27}
{10,24,28}
{11,12,20}
{13,15,29}
{14,16,26}
{19,21,25}