n: 30 m: 121 packed: 10 density: 0 nodes: 0 solveTime: 410 buildTime: 0 solved: true
{0,12,23}
{1,17,29}
{2,6,10}
{3,4,28}
{5,19,25}
{7,8,21}
{9,11,18}
{13,15,27}
{14,16,26}
{20,22,24}