n: 30 m: 466 packed: 10 density: 0 nodes: 0 solveTime: 17260 buildTime: 130 solved: true
{0,7,27}
{1,4,5}
{2,8,11}
{3,6,9}
{10,16,26}
{12,15,20}
{13,23,28}
{14,21,24}
{17,18,25}
{19,22,29}