n: 30 m: 251 packed: 10 density: 0 nodes: 0 solveTime: 1130 buildTime: 40 solved: true
{0,26,27}
{1,9,28}
{2,12,23}
{3,11,16}
{4,8,25}
{5,6,14}
{7,15,22}
{10,24,29}
{13,19,20}
{17,18,21}