n: 30 m: 123 packed: 10 density: 0 nodes: 0 solveTime: 610 buildTime: 20 solved: true
{0,5,28}
{1,12,18}
{2,23,26}
{3,6,15}
{4,14,22}
{7,19,29}
{8,9,25}
{10,21,27}
{11,17,24}
{13,16,20}