n: 30 m: 267 packed: 10 density: 0 nodes: 0 solveTime: 3130 buildTime: 40 solved: true
{0,3,21}
{1,2,15}
{4,22,24}
{5,7,26}
{6,11,18}
{8,10,20}
{9,16,25}
{12,14,23}
{13,17,27}
{19,28,29}