n: 30 m: 346 packed: 10 density: 0 nodes: 0 solveTime: 4270 buildTime: 70 solved: true
{0,11,18}
{1,5,13}
{2,15,24}
{3,4,19}
{6,16,20}
{7,9,26}
{8,14,22}
{10,12,25}
{17,23,29}
{21,27,28}