n: 30 m: 426 packed: 10 density: 0 nodes: 0 solveTime: 5850 buildTime: 110 solved: true
{0,22,25}
{1,11,20}
{2,4,12}
{3,6,8}
{5,16,27}
{7,19,28}
{9,10,26}
{13,17,29}
{14,15,21}
{18,23,24}