n: 30 m: 306 packed: 10 density: 0 nodes: 0 solveTime: 5060 buildTime: 60 solved: true
{0,24,28}
{1,5,21}
{2,26,29}
{3,4,20}
{6,15,25}
{7,14,23}
{8,10,18}
{9,19,27}
{11,12,22}
{13,16,17}