n: 30 m: 465 packed: 10 density: 0 nodes: 0 solveTime: 8730 buildTime: 130 solved: true
{0,20,26}
{1,3,4}
{2,7,14}
{5,9,11}
{6,17,21}
{8,16,27}
{10,12,23}
{13,19,22}
{15,25,28}
{18,24,29}