n: 30 m: 638 packed: 10 density: 0 nodes: 0 solveTime: 15090 buildTime: 240 solved: true
{0,1,2}
{3,4,7}
{5,6,13}
{8,21,25}
{9,24,26}
{10,16,20}
{11,14,18}
{12,23,27}
{15,28,29}
{17,19,22}