n: 30 m: 161 packed: 10 density: 0 nodes: 0 solveTime: 400 buildTime: 20 solved: true
{0,10,15}
{1,14,21}
{2,16,25}
{3,5,26}
{4,22,29}
{6,17,20}
{7,8,28}
{9,18,24}
{11,12,27}
{13,19,23}