n: 30 m: 341 packed: 10 density: 0 nodes: 0 solveTime: 5330 buildTime: 70 solved: true
{0,4,13}
{1,6,25}
{2,3,7}
{5,18,26}
{8,17,19}
{9,23,27}
{10,16,29}
{11,20,22}
{12,24,28}
{14,15,21}