n: 30 m: 593 packed: 10 density: 0 nodes: 0 solveTime: 78170 buildTime: 210 solved: true
{0,2,4}
{1,12,22}
{3,6,13}
{5,7,10}
{8,9,18}
{11,14,20}
{15,23,26}
{16,21,29}
{17,24,28}
{19,25,27}