n: 30 m: 235 packed: 10 density: 0 nodes: 0 solveTime: 900 buildTime: 30 solved: true
{0,12,17}
{1,21,27}
{2,3,13}
{4,15,29}
{5,8,9}
{6,24,28}
{7,22,23}
{10,11,16}
{14,25,26}
{18,19,20}