n: 30 m: 448 packed: 10 density: 0 nodes: 0 solveTime: 8390 buildTime: 110 solved: true
{0,2,3}
{1,19,21}
{4,7,10}
{5,15,28}
{6,17,29}
{8,22,27}
{9,24,26}
{11,23,25}
{12,14,16}
{13,18,20}