n: 30 m: 304 packed: 10 density: 0 nodes: 0 solveTime: 3770 buildTime: 60 solved: true
{0,1,9}
{2,4,19}
{3,16,27}
{5,21,29}
{6,13,23}
{7,8,11}
{10,26,28}
{12,14,20}
{15,17,24}
{18,22,25}