n: 30 m: 84 packed: 10 density: 0 nodes: 0 solveTime: 170 buildTime: 0 solved: true
{0,4,28}
{1,12,21}
{2,24,29}
{3,8,25}
{5,14,27}
{6,18,19}
{7,10,17}
{9,15,20}
{11,16,22}
{13,23,26}