n: 30 m: 455 packed: 10 density: 0 nodes: 0 solveTime: 17180 buildTime: 120 solved: true
{0,17,22}
{1,11,13}
{2,5,9}
{3,10,28}
{4,6,18}
{7,19,23}
{8,14,15}
{12,16,20}
{21,24,25}
{26,27,29}