n: 30 m: 455 packed: 10 density: 0 nodes: 0 solveTime: 7330 buildTime: 120 solved: true
{0,9,14}
{1,3,10}
{2,4,18}
{5,7,15}
{6,8,11}
{12,22,24}
{13,19,29}
{16,27,28}
{17,21,25}
{20,23,26}