n: 30 m: 119 packed: 10 density: 0 nodes: 0 solveTime: 780 buildTime: 10 solved: true
{0,5,6}
{1,13,16}
{2,23,24}
{3,4,17}
{7,8,28}
{9,21,26}
{10,25,27}
{11,15,19}
{12,14,29}
{18,20,22}