n: 30 m: 112 packed: 10 density: 0 nodes: 0 solveTime: 250 buildTime: 20 solved: true
{0,3,25}
{1,7,20}
{2,8,13}
{4,14,19}
{5,21,23}
{6,22,28}
{9,10,11}
{12,15,17}
{16,24,27}
{18,26,29}