n: 30 m: 392 packed: 10 density: 0 nodes: 0 solveTime: 8770 buildTime: 90 solved: true
{0,2,23}
{1,4,5}
{3,22,27}
{6,7,8}
{9,19,26}
{10,11,16}
{12,17,24}
{13,15,20}
{14,25,29}
{18,21,28}