n: 30 m: 112 packed: 10 density: 0 nodes: 0 solveTime: 320 buildTime: 10 solved: true
{0,21,23}
{1,13,25}
{2,16,27}
{3,18,29}
{4,11,15}
{5,9,10}
{6,7,8}
{12,17,20}
{14,19,22}
{24,26,28}