n: 30 m: 259 packed: 10 density: 0 nodes: 0 solveTime: 1860 buildTime: 40 solved: true
{0,7,18}
{1,12,17}
{2,6,10}
{3,22,29}
{4,5,8}
{9,14,24}
{11,27,28}
{13,16,19}
{15,20,25}
{21,23,26}