n: 30 m: 205 packed: 10 density: 0 nodes: 0 solveTime: 1130 buildTime: 20 solved: true
{0,18,23}
{1,3,7}
{2,6,10}
{4,8,16}
{5,20,22}
{9,11,12}
{13,21,29}
{14,17,26}
{15,19,24}
{25,27,28}