n: 30 m: 447 packed: 10 density: 0 nodes: 0 solveTime: 14790 buildTime: 120 solved: true
{0,20,27}
{1,16,23}
{2,3,10}
{4,14,28}
{5,7,19}
{6,11,26}
{8,13,25}
{9,17,18}
{12,22,24}
{15,21,29}