n: 30 m: 106 packed: 10 density: 0 nodes: 0 solveTime: 720 buildTime: 0 solved: true
{0,14,24}
{1,3,6}
{2,5,25}
{4,9,18}
{7,27,28}
{8,15,22}
{10,19,29}
{11,16,23}
{12,17,21}
{13,20,26}