n: 30 m: 381 packed: 10 density: 0 nodes: 0 solveTime: 7500 buildTime: 90 solved: true
{0,13,26}
{1,5,18}
{2,3,25}
{4,17,22}
{6,20,28}
{7,24,29}
{8,12,15}
{9,14,21}
{10,16,27}
{11,19,23}