n: 30 m: 137 packed: 10 density: 0 nodes: 0 solveTime: 310 buildTime: 10 solved: true
{0,2,21}
{1,16,25}
{3,5,11}
{4,17,20}
{6,26,29}
{7,22,28}
{8,14,19}
{9,23,27}
{10,13,24}
{12,15,18}