n: 30 m: 402 packed: 10 density: 0 nodes: 0 solveTime: 11450 buildTime: 100 solved: true
{0,19,21}
{1,6,15}
{2,12,24}
{3,4,9}
{5,17,20}
{7,25,27}
{8,10,26}
{11,13,18}
{14,16,22}
{23,28,29}