n: 30 m: 320 packed: 10 density: 0 nodes: 0 solveTime: 4640 buildTime: 70 solved: true
{0,16,22}
{1,24,29}
{2,3,6}
{4,7,20}
{5,11,14}
{8,15,26}
{9,13,17}
{10,18,27}
{12,19,25}
{21,23,28}