n: 30 m: 170 packed: 10 density: 0 nodes: 0 solveTime: 560 buildTime: 10 solved: true
{0,19,25}
{1,12,24}
{2,21,26}
{3,10,13}
{4,8,14}
{5,7,29}
{6,22,28}
{9,17,20}
{11,16,18}
{15,23,27}