n: 30 m: 315 packed: 10 density: 0 nodes: 0 solveTime: 1180 buildTime: 60 solved: true
{0,5,12}
{1,3,25}
{2,9,27}
{4,14,29}
{6,10,16}
{7,18,21}
{8,20,22}
{11,13,19}
{15,17,28}
{23,24,26}