n: 30 m: 145 packed: 10 density: 0 nodes: 0 solveTime: 650 buildTime: 20 solved: true
{0,8,16}
{1,10,13}
{2,6,12}
{3,5,28}
{4,17,22}
{7,24,29}
{9,14,26}
{11,20,23}
{15,19,21}
{18,25,27}