n: 30 m: 435 packed: 10 density: 0 nodes: 0 solveTime: 10940 buildTime: 120 solved: true
{0,1,4}
{2,5,9}
{3,13,27}
{6,8,14}
{7,22,26}
{10,11,18}
{12,23,25}
{15,24,29}
{16,20,21}
{17,19,28}