n: 30 m: 145 packed: 10 density: 0 nodes: 0 solveTime: 1170 buildTime: 10 solved: true
{0,7,18}
{1,21,29}
{2,6,22}
{3,12,28}
{4,5,25}
{8,10,15}
{9,16,20}
{11,26,27}
{13,14,24}
{17,19,23}