n: 30 m: 102 packed: 10 density: 0 nodes: 0 solveTime: 70 buildTime: 10 solved: true
{0,17,20}
{1,10,23}
{2,6,19}
{3,9,15}
{4,14,24}
{5,27,28}
{7,12,29}
{8,11,16}
{13,25,26}
{18,21,22}